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Tobii Pro X3-120 user manual

1. oz D BES Se ESS SSS SSSSESS Standard mounting bracket 2 Make sure that the area where the eye tracker is going to be mounted is free from dust and dirt If you clean it using a cleaning wipe make sure that the area is completely dry before proceeding with the next step 3 Measure and locate the middle of the bottom frame of the screen You will use this as a reference when positioning the mounting bracket step 5 4 Peel off the adhesive tape on the back of the mounting bracket Please be aware that the adhesive tape on the back of the mounting bracket is permanent meaning that once you attach it to your screen you won t be able to remove it Use other non permanent double sided tape for non per manent mounting not included 6 4 Setting Up the Tobii Pro X3 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 5 Position the mounting bracket on the bottom frame of your screen Make sure that it is centered exactly in the middle point of the screen bottom frame as shown in the picture with the narrower side and the indentation facing upward Standard mounting bracket 6 Apply pressure to the mounting bracket for 30 seconds to make sure it gets attached to the screen 7 Allow one hour for the adhesive on the mounting bracket to cure and become permanently attached to the screen before attaching the eye tracker unit Y 8 Position the Tobit Pro X3 120 Eye Tracker a
2. Applications Areas The modular system can be used both in screen and real world test scenarios making way for a very broad spectrum of studies You can mount the eye tracker on a laptop a PC monitor an all in one PC or even a tablet Present your stimuli using a projec tion or TV You can study real world interfaces like a control panel an ATM or a store shelf The supplied mounting solutions support a variety of study designs Tobi Pro X3 120 Eye Tracker is designed for studies aimed at determining precisely where the participants are looking and for studying and measuring eye fixations and other eye tracking metrics based on these 1 3 Basic Operating Principles During tracking Tobii Eye Trackers use infrared illuminators to generate reflection patterns on the corneas of the participant s eyes These reflection patterns together with other visual data about the participant are collected by image sensors Sophisti cated image processing algorithms identify relevant features including the eyes and the corneal reflection patterns The Tobii Pro X3 120 uses a combination of dark and bright pupil tracking Complex mathematics is used to calculate the 3D position of each eyeball and finally the gaze point in other words where the participant is looking Tobii Eye Trackers are designed for use in indoor office environments with adult participants Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 1 Introduction 1 2 Har
3. Units C Use Side Offset C Use Rotation cm i i A O inch 0 Load from File Save to Eye Tracker Save to File 1 Units Select the unit you want to use for measuring the distances inches or centimeters 2 Perform the measurements and enter the corresponding values as described below Active Display Size The correct display or stimuli size must always be added in the X Configuration Tool The Active Display Area is represented by the area on which the calibration is performed For monitors TV screens and other displays measure the size of the visible active area on the screen where you can see the actual image see the following image ra Inasetup where the stimuli are filmed by a scene camera the active display area must be calculated based on the calibration grid size The calibration grid must have the same shape as the calibration pattern used in Tobii 18 5 The X Configuration Tool Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Studio and include either five or nine points The calibration points can be drawn on a paper marked on a cali bration board or marked on objects in the scene Make sure that the corners of the calibration grid are exactly 90 degrees and that the center point Is exactly in the middle of the grid It is also good to include the 25 larg er Active Display Area around the grid to make it easier to measure the parameters required in th
4. as clients to the eye tracker to e g gather eye gaze data in real time and perform calibrations Applications that can be used together with the eye tracker include the Tobii Studio software third party software products or your own custom software based on the Tobii Software Development Kit For more information about the supported software products please refer to the product descriptions and documentation for the respective products Below is a summary of the data that the eye tracker outputs Please note that the parameter names definitions and coordinate systems may differ depending on the software used please refer to the software documentation for additional information Timestamp Timestamp in microseconds from the eye tracker s internal clock Additional timestamps are available in Tobii Studio Gaze Point Left X Y Horizontal X and vertical Y coordinates of the gaze point for the left eye Available in different coordinate systems in Tobii Studio and the Tobii Analytics Software Development Kit Eye Position Left X Y Z The 3D position of the left eye in relation to the eye tracker Available in different coordinate systems in Tobii Studio and the Tobii Analytics Software Development Kit Validity Code Left Indicates the confidence level that the left eye has been correctly identified by the eye tracker Gaze Point Right X Y Horizontal X and vertical Y coordinates of the gaze point for the right eye Available in differe
5. interfering with eye tracking For better performance use the supplied tinted lenses if the product is used in an environment with strong sunlight E3 3 Eyelashes i Long eyelashes can be obstructive when the participant s eyes are less open especially if the participant is wearing mascara In rare cases eyelashes may completely block the view of the participant s pupils making eye tracking impossible E3 4 Droopy eyelids i Droopy eyelids or otherwise obstructive eyelids can block the view of the participant s pupils In rare cases such eyelids may completely block the view of the participant s pupils making eye tracking impossible 36 Appendix E Safety and Compliance Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US E3 5 Keeping Tobii Pro X3 120 firmware up to date From time to time Tobii Pro will release updates for the eye tracker firmware that will improve performance and or introduce new functionality The latest firmware can be downloaded from the Tobii Pro Support website http www tobil com analysissupport Make sure to regularly check for and update to the latest version of the software and firmware Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Appendix E Safety and Compliance 37 tobil pro Tobii Illustrations and specifications do not necessarily apply to products and services offered in each local market Technical specifications are subject to change without prior notice All
6. other trademarks are the property of their respective owners Tobii Pro Support EUROPE GLOBAL NORTH AMERICA JAPAN CHINA Phone SWE 46 8 522 950 10 Phone 1 703 738 1320 Phone 81 3 5793 3316 Phone 86 180 1558 5168 Phone GER 49 69 24 75 03 4 27 support Mtobii com support us tobii com support jo tobii com support cn tobii com Support hours 8 am 6 pm Support hours 8 am 8 pm Support hours 9 am 5 30 pm Between July August 9am 5pm US Eastern Standard Time GMT 6 Japan Standard Time GMT 9 Central European Time GMT 1 SnN ua 0 LA jenuew sasn 124921 BAF OZ L EX Od qOL
7. see for the user at a greater distance Another aspect to consider is the aspect ratio of the display Since the optimally tracked area is a half circle the eye tracker can track displays with a large width to height ratio better than displays where this ratio is small The display sizes below have been calculated to be within 36 gaze angle and is therefore suitable for use with the Tobii Pro K3 120 Eye Tracker It might be possible for some users to use larger displays than the ones given below but that will be at the user s own risk of not being able to collect eye tracking data in the top corners of the display Aspect ratio Maximum display size Tobii Pro X3 120 Eye Tracker 16 9 25 16 10 94 4 3 22 5 4 22 The display sizes above are based on tests on participants without vision aids such as lenses or glasses in normal G office lighting without any interfering light sources such as windows or near infrared light emitting lamps For participants with glasses lenses or other characteristics that might interfere with trackability for example droopy eyelids extensive use of mascara or environment with interfering light sources the trackability in the top corners of the display might be lower than for the conditions tested here Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Appendix B Recommended Display Sizes 3i Appendix C Data Output Different applications can be connected
8. will keep the eye tracker in place The eye tracker USB port should be on the left side of the Tobii Pro X3 120 when attached to the screen Do NOT connect the Tobii Pro X8 120 Eye Tracker to the computer before running the installation software provided on the USB memory stick Connecting the eye tracker prematurely can lead to the eye tracker not being installed properly 4 2 3 Mounting the Tobii Pro X3 120 Eye Tracker Using a Desk Stand Tripod A desk stand package is available as an accessory for the Tobii Pro X8 120 Eye Tracker and it is to be used for setups where the eye tracker is not attached to the screen such as projection screen setups It can be mounted on a tripod with the supplied tripod screw nut A typical setup using the Tobii Pro X8 120 Eye Tracker mounted on a tripod is described in section 7 3 Phys ical Object Setup page 25 To mount the Tobii Pro X3 120 Eye Tracker on the desk stand 1 Position the Tobii Pro X3 120 Eye Tracker and attach it to the mounting bracket Make sure to position it in the right way so that the mounting bracket fits exactly in its slot on the back of the eye tracker 2 The desk stand is made out of bendable metal You can change the tilt angle of the eye tracker by bending the desk stand firmly by hand Remove the eye tracker before bending the desk stand Gi Please note that when you use a setup where the eye tracker is not mounted on the screen used for presenting the st
9. 007 Generic Emission standard for residential commercial and light industry environments EN 55024 1998 A1 A2 Information technology equipment Immunity characteristics Limits and methods of measurement IEC 60950 1 2005 Safety of information technology equipment FCC part 15 Class B E2 5 Disposing of the Tobii Pro X3 120 Do not dispose of the Tobii Pro K3 120 in general household or office waste Follow your local regulations for the disposal of electrical and electronic equipment E3 Other limitations and considerations E3 1 Intended use i The Tobii Pro X3 120 is intended to be used in research activities about human behavior including eye movements involving adult participants in a dry and dust free indoor environment The product should only be used as described in the User s Manual Please read the User s Manual and other supplied documentation thoroughly before using the product E3 2 Light conditions We recommend that eye tracking studies be performed in a controlled and well lit environment Sunlight should be avoided since it contains high levels of infrared light which will interfere with the eye tracker system Sunlight affects eye tracking performance severely and longer exposure can overheat the eye tracker The eye tracker is not designed for exposure to direct sunlight Eye tracking generally does not work in strong direct sunlight Shielding the eye tracker adequately from the sun may prevent sunlight from
10. 3 3 1 or later Tobii Analytics SDK 3 0 83 or later Other applications built on the Tobii Analytics SDK 3 0 83 or later Table A 10 Minimum system requirements Operating system Windows 7 Windows 8 1 64 bit CPU Intel Core i7 4 cores 2 0 GHz RAM 8 Gb Connectors 1 x USB 3 0 with the latest driver and with BC 1 2 or 1 x Gigabit LAN port for External Processing Unit accessory Appendix A Tobii Pro X3 120 Eye Tracker Specifications preliminary 30 Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Appendix B Recommended Display Sizes The eye tracker can only do accurate eye tracking of a person s eyes if the visual angle as seen from the person s eyes does not exceed 36 between the center of the eye tracker and any point on what the person is looking at This is valid as long as the person stays within the area in front of the eye tracker defined as the freedom of head movement which is roughly between 50 90 cm for the Tobii Pro X3 120 Eye Tracker from the center of the eye tracker when seen from the side read more about this in 6 Positioning the participant and the eye tracker page 21 This means that depending on the position of the eye tracker in relation to the display it can track different sizes of displays If the display is positioned further away from the user a larger area can be tracked However small objects shown on the display might be difficult to
11. E EA E ENE E E AE AE O EA AE 4 3 1 TOP SA a E E e eet 4 3 1 1 Ee T E TAE E N E A E aa 4 3 1 2 eae ee ae aE Ia EE AA Aa E ee E AA AA A A E E 4 3 2 AE e aE E E E E A E E 4 3 3 Transporting the Tobii Pro X3 120 Eye Tracker s ssssssessssesrsrssssrsrersrnrnsrnsnsrnnnrnnrnrnennrnenernenenenns 4 3 4 Disposing of the Tobii Pro X3 120 Eye Tracker w w wswamanwamanuanamanuawanunwawanzamananwazanzawazanzazaa 4 4 Setting Up the Tobii Pro X3 120 Eye Tracker www wwwwwsmeamwmaniwimunzawunanuniwuniza nunuzi wanazini 5 4 1 aaa SIE SAANA a E E AAA AAA 5 4 2 MOUNTING the Eyo TA AAA 5 4 2 1 Mounting the Tobii Pro K3 120 Eye Tracker to a SCreen w wawawawawawawwnwamawawawanazanaa 6 4 2 2 Using the mounting bracket adapters for existing Tobi Pro X2 30 X2 60 adhesive MUNGAI 7 4 2 3 Mounting the Tobii Pro X3 120 Eye Tracker Using a Desk Stand Tripod 8 4 3 Using the External Processing Unit 0 cceeeeee eee e eee ee eee eee e eee ee ee ee nese nesses ees 8 4 4 Tobit Pro Eye Tracker INSTANCE AAA 9 4 5 Installing additional So Wa iia 13 4 6 Re configuring the Tobii Pro X8 120 Eye Tracker w wawamwamamwnwanawunwanuwunzanunzawanuninwa naza 14 lt USA KANA WA ea E E a 17 5 1 Reference Measurement Point of the Tobii Pro X3 120 Eye Tracker 17 5 2 Setting the parameters in the X Configuration Tool s sssssssssssssrsrsrsrsrrrsrrrrrrerrrernrrrrrrrrrrrrererrrnrnnt 18 6 Pos
12. LAN using the provided Ethernet cable Plug in the external processing unit to a power source 100 240 Vac using the suitable provided power adapter Turn on the external processing unit by pressing the power button ofp e W Attach the eye tracker to the laptop screen or to the monitor you intend to use See section 4 2 Mounting the Eye Track er page 5 8 4 Setting Up the Tobii Pro X3 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 6 Run the Tobii Pro Eye Tracker installer on your computer to configure the Tobii Pro X3 120 for your computer See sec tion 4 4 Tobi Pro Eye Tracker Installer page 9 The figure below shows an example of a simple setup for illustrating how the Tobii Pro X8 120 Eye Tracker External Processing Unit is connected DVI VGA Primary screen Stimulus presentation External Processing Unit PC with Tobii Studio or other supported software 4A Tobii Pro Eye Tracker Installer In order to install the needed prerequisites and to configure the eye tracker for your screen you have to run the Tobii Pro Eye Tracker Installer that you can find on the provided USB memory stick or you can download it from the Tobii Pro website at www tobiipro com The software can only be installed on computers running 64 bit versions of Windows 7 and Windows 8 1 Make sure your computer complies with the minimum system requirements before installing the software and drivers see s
13. S Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Firmware amp Drivers Installing device drivers and software for your Tobii Pro eye tracker Installing Tobii IS3 Eye Tracker Driver done Finished Installing Tobii Pro X3 120 Service done Finished Installing Bonjour done Already installed Installing Tobii Eye Tracking 32 bit done Finished 6 When all the software is successfully installed click the Next button You will be directed to the Select Eye Tracker screen 7 Connect the Tobii Pro X3 120 Eye Tracker to a powered USB 3 0 port on your computer by using the provided USB cable Use an USB extension cable if needed If you are using the External Processing Unit first you need to connect the eye tracker USB cable to the External Processing Unit and then connect the External Processing Unit to your com puter by using an Ethernet cable Gi You can only connect the Tobii Pro X8 120 to a powered USB 3 0 port with BC 1 2 functionality The eye tracker will not work if you connect it to a non supported USB port Make sure to update the drivers for your USB 3 0 port to the latest version prior to installing the eye tracker 8 Click to select your Tobii Pro X3 120 Eye Tracker from the list of the discovered Tobii Eye Trackers in the Tobii Eye Tracker Installer window Welcome Select what to instal
14. Select Eye Tracker Display Configuration Set Up Identify Selected display monitor 2 Device Mode Name Tobii Pro X3 120 Serial Number X3120 030105025303 Upgrade Firmware Firmware Version 1 7 1 1 Diagnostics Check Tracking 4 Tore configure the Tobii Pro X3 120 Eye Tracker for your monitor or setup click the Set Up button 5 Specify on which of the monitors connected to your computer the Tobii Pro X3 120 Eye Tracker is mounted if you only have one monitor connected to your computer this setting will not appear and you will be taken to the next step If you are unsure which monitor is the one that the eye tracker is attached to click the Identify button You will see a number displayed on each monitor so that you can identify it Click Next to proceed 14 4 Setting Up the Tobii Pro X38 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Tobii Pro Eye Tracker Installer 2 Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish Select display monitor Select the monitor where the ker is mounted or will be mounted Identify 3 Back Next 6 Click the Start mapping button The mapping screen will be displayed on the monitor the eye tracker is attached to Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finis
15. Tobii Pro X3 120 Eye Tracker User s Manual tobil pro User s manual Tobii Pro X3 120 Eye Tracker Version 1 0 07 2015 All rights reserved Copyright Tobii AB publ The information contained in this document is proprietary to Tobit Technology Any reproduction in part or whole without prior written authorization by Tobti Technology is prohibited Products that are referred to in this document may be either trademarks and or registered trademarks of the respective owners The publisher and the author make no claim to these trademarks While every precaution has been taken in the preparation of this document the publisher and the author assume no responsibility for errors or omissions or for damages resulting from the use of information contained in this document or from the use of programs and source code that may accompany it In no event shall the publisher and the author be liable for any loss of profit or any other commercial damage caused or alleged to have been caused directly or indirectly by this document Content subject to change without notice Please check Tobii web site www tobii com for updated versions of this document Table of Contents EO AA AAA AAA aa 1 1 1 OE arene steer ters ate agin a pene pees rei ab eee entree IAA AA E E A E 1 1 2 POUCA ONS VCS IA Aa 1 1 3 Basic Operating FMC les IAA aa 1 2 Po Nan Foa WA ia E E 2 2 1 standard PaCkAO AAA 2 2 2 ANA ua ACCS SO cio eren E E E ES 3 WA WA NE AE T EA
16. X3 120 Eye Tracker is properly calibrated and placed in front of the user no further adjustments are required The Tobii Pro X3 120 Eye Tracker allows for head movements within an area of approximately 50 cm x 40 cm 19 7 x 15 7 Width x Height at the distance of 80 cm 31 5 from the eye tracker The supported operating distance eye tracker to partici pant s eyes for the Tobii Pro X8 120 Eye Tracker is 50 90 cm 19 6 35 4 Head movements performed during a record ing especially rapid head movements will have an impact on the eye tracking data quality In order to be tracked properly the participant that is being eye tracked needs to have at least one eye within the trackable area at all times 22 6 Positioning the participant and the eye tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 7 Typical Setups This chapter describes typical setup configurations that can be used with the Tobii Pro X3 120 Eye Tracker For specific infor mation about custom configurations or system requirements and recommendation please contact your Tobii Pro sales repre sentative or Tobii Pro technical support The System Requirements and Recommendations document can be downloaded at www tobiipro com 7 1 Typical Tobii Pro X3 120 Eye Tracker Screen Setups This is the simplest setup when using on screen stimuli such as images movies or web To record the participant s reactions the conversation betw
17. about the physical setup This is done using the X Configuration tool The X Configuration Tool can be accessed via the Eye Tracker Browser software To install the Eye Tracker Browser 1 Plug in the provided USB memory stick and run the Eye Tracker Browser installer 2 Follow the on screen instructional steps to complete the installation To access the X Configuration Tool 1 Open the Eye Tracker Browser Start gt Programs gt Tobii gt Tobii Eye Tracker Browser When the Eye Tracker Browser opens a list of the discovered eye trackers Is displayed 2 Select your Tobii Pro X8 120 Eye Tracker from the list and click the Config Tool button The X Configuration Tool opens 5 1 Reference Measurement Point of the Tobii Pro X3 120 Eye Tracker All distance measurements must be performed from the same reference point on the eye tracker This is marked with a line on the upper side of the eye tracker as illustrated in the pictures below The image below illustrates the reference measurement point of the Tobii Pro X8 120 Eye Tracker as seen from the front Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 5 The X Configuration Tool 17 5 2 Setting the parameters in the X Configuration Tool When using the Tobii Pro X8 120 Eye Tracker without being mounted on a standard laptop screen or monitor you must specify all the positioning parameters in the X Configuration Tool as described below 0 0 gt m
18. accuracies errdanst iranerne Ararau nea AAE A 36 E3 1 WA WA 36 E3 2 KANO Aa 36 E3 3 US AA AA IA 36 E3 4 Droopy Aaa 36 E3 5 Keeping Tobii Pro K3 120 firmware up to date wswwamamwawanamwawawuwwnzanunwawuwwaza 37 1 Introduction 1 1 Overview This user s manual describes the features and functionality of the Tobii Pro X8 120 Eye Tracker The Tobii Pro X8 120 is a stand alone eye tracker that can be used in various setups by attaching it to monitors laptops or for performing eye tracking on physical objects The eye tracker requires some assembly before first time use and after transport The Tobii Pro X3 120 Eye Tracker is an unobtrusive eye tracker for detailed research of natural behavior Its large head move ment box allows the subject to move during recording while maintaining accuracy and precision The Tobii Pro X3 120 Eye Tracker offer maximum flexibility with numerous software and stimuli set up options The Tobii Pro X3 120 has a sampling rate of 120Hz The Tobii Pro X3 120 is a compact and light weight eye tracker measuring only 324 mm 12 7 in length and only 118 grams 4 2 Oz in weight It enables your portable eye tracking lab and studies that require an eye tracker to track even large objects at close distances Use the eye trackers to conduct studies on Laptops PC monitors up to app 25 16 9 Mobile devices Real world interfaces Projections simulators TV screens 1 2
19. agazines or mobile devices can be used as stimuli ina scene camera setup where a video camera is filming the object during the recording In this setup the calibration points cannot be displayed on a screen during the calibra tion thus a separate calibration grid must be used The grid can be drawn on a paper and include five or nine points The object you intend to track should fit within an area which is 25 larger than the actual calibration grid Always make sure that the eye tracker is able to track the participant s eyes over the entire calibration grid During the calibration procedure the participant is asked to look at the corresponding points in the grid Camera Calibration grid To configure this setup PC with Tobii Studio or other supported software 1 Mount the eye tracker on a tripod using the desk stand accessory as instructed in 4 2 3 Mounting the Tobii Pro X8 120 Eye Tracker Using a Desk Stand Tripod page 8 Connect the eye tracker to the computer via USB or via the External Processing Unit Connect the scene camera to the computer Position the eye tracker taking into consideration the guidelines in 6 Positioning the participant and the eye tracker page 21 Always make sure the eye tracker is able to track the eyes over the entire object by using the correct distance to the screen and the correct tilt angle of the eye tracker 5 If you don t already have one create a calibration grid The calibration grid
20. are amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish Congratulations your Tobii Pro eye tracker was successfully installed and configured i If you move the eye tracker to another computer or attach it to another screen you must always run the Tobii Pro Eye Tracker Installer again to configure the eye tracker for the new computer or re configure it by accessing the Tobii Eye Tracking settings from the Windows control panel 4 5 Installing additional software After installing and setting up the eye tracker you need to install other software that you intend to use such as Tobii Studio or Tobii SDK Please see the respective software user manuals for detailed instructions Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 13 4 6 Re configuring the Tobii Pro 3 120 Eye Tracker If you move the Tobii Pro X3 120 Eye Tracker to another computer you must always run the Tobii Pro Eye Tracker Installer on that computer to configure the eye tracker for the new computer If you move the eye tracker between different monitors or set ups you must always re configure the Tobii Pro X8 120 Eye Tracker settings for it to work properly To re configure the Tobii Pro X3 120 Eye Tracker 1 Make sure the Tobii Pro X3 120 Eye Tracker is attached to the monitor and connected to your computer and that the Tobii Pro Eye Tracker Installer
21. cations preliminary Eye Tracking Specifications Tobii Pro X3 120 Eye Tracker Sampling rate 120 Hz std dev approx 0 03 Hz Eye tracking technique Corneal reflection dark and bright pupil combination Binocular tracking Yes Pupil measurement No Total system latency 12 ms Time to tracking recovery For blinks immediate After lost tracking lt 100 ms Head movement Freedom of head movement at 80 cm width x height 50 cm x 40 cm 19 7 x 15 7 participant Operating distance eye tracker to 50 90 cm 19 6 35 4 Recommended screen size Up to 25 16 9 Data sample output Timestamp eye position gaze point validity code 28 preliminary Appendix A Tobii Pro X3 120 Eye Tracker Specifications Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 1 Freedom of head movement describes the volume in front of the tracker in which the user must have at least one of the eyes The numbers are specified parallel orthogonal to screen surface assuming the eye tracker is at a 20 degree angle to the screen Table A 4 Eye Tracking Unit Eye Tracking Unit Tobii Pro X3 120 Eye Tracker Eye tracker processing On Windows PC or External Processing Unit accessory Connectors USB 3 0 with BC 1 2 LAN with External Processing Unit accessory Weight 118 g 4 2 oz Size 324 x 20x 17 mm 12 7 x 0 8 x 0 7 Mounti
22. creen must be sent to Tobii Studio to record the video stream and synchronize it with the gaze data If the stimulus is presented from an analogue video source e g a VCR or an analogue video camera a similar setup with slightly modified components can be used Primary screen Stimulus Gaming console presentation DVI VGA computer DVD player Ce AI DVI VGA Video capture card Secondary screen Live Viewer optional PC with Tobii Studio or other supported software To configure this type of setup 1 Mount the eye tracker on the screen as instructed in 4 2 Mounting the Eye Tracker page 5 Connect the screens to the computer via VGA DVI 3 Connect your external device used for generating the stimuli DVD player gaming console etc to the video capture card attached to the computer and to the primary screen that is used for stimuli presentation 4 Run the Tobii Eye Tracker Installer and connect the Eye Tracker to your computer via USB or the External Processing Unit For instructions please read 4 4 Tobii Pro Eye Tracker Installer page 9 5 When positioning the participant in front of the eye tracker make sure to take into consideration the guidelines in section 6 Positioning the participant and the eye tracker page 21 6 Run Tobii Studio and start your test by performing the calibration For details about how to connect the eye tracker in To bii Studio and further instructions on using Tobii Studio please
23. dware Package Content 2 1 Standard Package The standard Tobii Pro X3 120 Eye Tracker package contains the following main parts 2 Tobii Pro X8 120 Eye Tracker 4 x Adhesive mounting brackets for permanent installation 4x Mounting bracket adapters for existing Tobi Pro X2 30 60 adhesive mounting brackets USB 3 cable USB memory stick containing the Tobii Pro X8 1 20 in staller documentation and training video Safety Instructions and Installation Guide please read this before starting to use the Tobii Pro X3 120 Eye Tracker Cleaning wipes Travel case Tobii Pro X3 120 Eye Tracker User s Manual pdf 2 Hardware Package Content To be used to ensure surfaces are clean before adhering a bracket To be used for transporting the eye tracker unit User s Manual pdf Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 2 2 Available Accessories Tobii Pro K3 120 Eye Tracker External Processing Unit It comes together with Power Supply PSU cable USB Ethernet Adapter Ethernet cable Tobii Mobile Device Testing Solution for X2 with Tobii Pro X3 120 adapter plate Additional Mounting Brackets Tobii Pro X3 120 Eye Tracker Desk Stand Package Tobii Pro X8 120 Eye Tracker desk stand package Digital angle gauge Measuring tape Small tripod Tripod screw nut Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US The External Processi
24. e X Configura tion Tool How to calculate the 25 larger Active Display Area for the setups that use an external calibration grid is de scribed below Active Display Area Height 1 25 x Calibration grid height Active Display Area Width 1 25 x Calibration grid width mM _Width _ gt Width x 1 25 Height gt ic lt Height x i25 Calibration grid AA A Virtual screen 25 larger A eye tracker angle Calibrate the digital angle gauge supplied with the Tobii Pro X8 120 Eye Tracker desk stand package before measuring the angle between the eye tracker and the vertical plane To calibrate the digital angle meter place it on a flat vertical surface and press the Zero button To measure the angle place the digital angle gauge on the front surface of the eye tracker In many setups the angle is commonly around 25 degrees WA N WA Sooo See YETT A N j Ww aemeeee eee B display angle Measure the angle between the vertical plane and the active display using the digital angle me ter In a scene camera setup measure the angle between the vertical plane and the calibration grid If the display is tilted forward you should enter a negative angle use in front of the value If the active display is completely verti cal the angle value is 0 In a scene camera setup where you want to track objects on a horizontal table the angle would be 90 degrees C Heig
25. e mounted on a tripod For instructions on how to mount the eye tracker using the desk stand please see 4 2 3 Mounting the Tobit Pro X3 120 Eye Tracker Using a Desk Stand Tripod page 8 The digital angle gauge and the measuring tape are provided for the measurements needed in these kind of setups Please read 5 The X Con figuration Tool page 17 2 Hardware Package Content 3 3 Product care 3 1 Temperature amp Humidity 3 1 1 General use The Tobii Pro X3 120 Eye Tracker is best kept in dry conditions at room temperature The recommended range for temperature and the humidity value for the device is as follows Temperature 0 C to 40 C 32 F to 104 F Humidity Max 70 no condensation on the device 3 1 2 Transportation and storage For transportation and storage the recommended range for temperature and the humidity value for the device is as follows Temperature 40 C to 70 C 40 F to 158 F Humidity 20 to 70 no condensation on the device The Tobii Pro X3 120 Eye Tracker is not waterproof or water resistant The device should not be kept in excessively humid damp or wet conditions Do not submerge the device in water or in any other liquid Be careful not to allow liquids to be spilled upon the device 3 2 Cleaning Before cleaning the Tobii Pro X3 120 Eye Tracker device unplug all cables Use a soft slightly damp lint free cloth Avoid get ting moisture in openings on the device Don t u
26. ection Ta ble 4 1 Minimum system requirements for the Tobii Pro K3 120 Eye Tracker page 5 A The Tobii Pro X3 120 Eye Tracker should be mounted before running the Tobii Pro Eye Tracker Installer but not con nected to the computer Do NOT connect the Tobii Pro X3 120 Eye Tracker to the computer before running the installation software provided on the USB memory stick Connecting the eye tracker prematurely can lead to software compatibility issues as the wrong drivers may then automatically be installed by Windows If you move the eye tracker to another computer or attach it to another screen you must always run the Tobii Pro Eye Tracker Installer again to configure the eye tracker for the new computer or re configure it by accessing the Tobii Eye Tracking settings from the Windows control panel To install the prerequisites and do a basic configuration of the Tobii Pro X3 120 Eye Tracker on your computer P Please note that you need to have administrator rights in order to be able to install and run the software Plug in the provided USB memory stick in the Windows computer that the Tobii Pro X3 120 Eye Tracker is going to be connected to Run the Setup application that you can find on the USB memory stick and follow the on screen instructions as de scribed in the following steps When you start the Tobii Pro Eye Tracker Installer it opens with a Welcome screen In order to be able to continue with the installation yo
27. een the test leader and the test participant you need to connect an external user camera and microphone to the computer running Tobii Studio The setups illustrated below do not include the user camera and user sound The eye tracker is directly connected to the computer via USB or to the External Processing Unit accessory You can use ei ther a laptop or a desktop computer for this setup Primary screen Primary screen Primary screen Stimulus Stimulus Stimulus presentation presentation presentation DVI VGA PC with Tobii Studio or other supported software DVI VGA 5 External Processing Unit PC with Tobii Studio or other PC with Tobii Studio or other supported software supported software To configure this setup 1 Mount the eye tracker below the screen as instructed in 4 2 Mounting the Eye Tracker page 5 2 Run the Tobii Pro Eye Tracker Installer and connect the eye tracker to your computer For instructions please read 4 4 Tobi Pro Eye Tracker Installer page 9 3 Run Tobii Studio and start your test For details about how to connect the eye tracker in Tobii Studio and further instruc tions on using Tobii Studio please refer to the Tobii Studio documentation available on www tobiipro com Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 7 Typical Setups 23 7 2 Local Live Viewer Setups The setup below is used when the test is to be supervised from a separate screen where the t
28. es half of the image exposure time plus image read out and transfer time processing time and time to transfer the data sample to a client computer When a participant blinks the eye tracker loses the ability to track eye gaze because the eye is covered by the eyelid If the pupil is occluded for only a short period the system will regain tracking immediately when the pupil becomes visible again but only if the participant has maintained approximately the same head position during the blink Data during blinks are only lost when the pupil is occluded i e during the eyelid movement itself or when the eye is closed An eye tracker working in a natural user environment may occasionally lose track of the participant s eyes e g when the participant completely turns away from the tracker If a period of a few hundred milliseconds elapses during which the eye tracker is unable to detect the eyes in close proximity to where they were last detected the eye tracker will start searching for the eyes within the entire head movement box The stated measurement is the typical time to tracking recovery in sucha situation If the eye tracker is unable to detect the eyes of the participant even after about one minute the system will enter a slow search mode leading to larger recovery times Describes an area width x height in cm where at least one eye is within the eye tracker s field of view Describes the range of distances minimum and maximu
29. est leader can see the eye move ments of the subject in real time during testing The following image illustrates two typical setups using the Live Viewer without using the External Processing Unit Primary screen Stimulus presentation Secondary screen Live Viewer optional PC with Tobii Studio or other supported software The above setup is a very simple setup with the eye tracker mounted on a monitor where the stimuli will be presented connected to a laptop running Tobii Studio that will be used as a secondary screen by the test leader to see the test partic ipant s eye movements in real time during the test To configure this setup 1 Mount the eye tracker below the screen as instructed in 4 2 Mounting the Eye Tracker page 5 Connect the monitor to the laptop through VGA DVI 3 Run the Tobii Pro Eye Tracker Installer and connect the Eye Tracker to your computer via USB or the Exter nal Processing Unit For instructions please read 4 4 Tobi Pro Eye Tracker Installer page 9 4 Run Tobii Studio configure it for showing live gaze da ta and start your test For details about configuration in Tobii Studio and further instructions on using Tobi Studio please refer to the Tobii Studio documentation available on www tobiipro com 24 7 Typical Setups Projector P DVI VGA Primary screen Stimulus presentation projected screen PC with Tobii Studio or other supported software The above s
30. etup is using a projected screen for the stimuli presentation You use the laptop to present the stimuli on the screen via the projector and also as a secondary screen so that the test leader is able to see the test participant s eye movements in real time during the test To configure this setup 1 Mount the eye tracker on a tripod using the desk stand accessory as instructed in 4 2 3 Mounting the Tobii Pro X3 120 Eye Tracker Using a Desk Stand Tripod page 8 2 Connect the eye tracker to the laptop or computer via USB or the External Processing Unit 3 Connect the projector to the laptop or computer via VGA DVI 4 Position the eye tracker taking into consideration the guidelines in 6 Positioning the participant and the eye tracker page 21 Always make sure the eye tracker is able to track the eyes over the entire screen by using the correct distance to the screen and the correct tilt angle of the eye tracker 5 Run the X Configuration Tool in order to configure the eye tracker for your particular setup Please read 5 The X Configuration Tool page 17 6 Run Tobii Studio configure it for showing live gaze da ta and start your test For details about configuration in Tobii Studio and further instructions on using Tobi Studio please refer to the Tobii Studio documentation available on www tobiipro com Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 7 3 Physical Object Setup Real objects such as m
31. eye tracker that you have Please read Appendix B Recommended Display Sizes page 31 Always try out the Tobii Pro X3 1 20 Eye Tracker before attaching it permanently to the screen in order to make sure that it works properly in conjunction to your screen Table 4 1 Minimum system requirements for the Tobii Pro X3 120 Eye Tracker Operating system Windows 7 Windows 8 1 64 bit CPU Intel Core i7 4 cores 2 0 GHz RAM 8 Gb Connectors 1 x USB 3 0 with the latest driver and with BC 1 2 or 1 x Gig abit LAN port for External Processing Unit accessory 4 2 Mounting the Eye Tracker This section describes the steps you need to perform in order to assemble and mount the Tobii Pro X3 1 20 Eye Tracker de pending on the setup type Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 5 4 2 1 Mounting the Tobii Pro X3 120 Eye Tracker to a Screen For mounting the Tobii Pro X8 120 Eye Tracker to a laptop or monitor you use one of the adhesive mounting brackets included If you already have a mounting bracket for the Tobii Pro X2 30 or X2 60 Eye Trackers attached to your monitor you should use one of the Mounting bracket adapters provided 1 Choose one of the mounting brackets provided in the Tobii Pro K3 120 Eye Tracker package Try out the mounting bracket on the screen to see if it works for your screen before attaching It permanently
32. h Map to Display Monitor Map the eye tracker to the display monitor Specify where and how the eye tracker is mounted on the display monitor to ensure a correct mapping between the tracked eye gaze point and the visual content on the monitor Note this will open a new window Start Mapping 7 Drag the handles on the dotted lines so they align with each of the two lines on the top of the Tobii Pro X3 120 Eye Tracker AN AN gt aa m a a Align the two lines with the marks on the eye tracker by dragging them with the mouse Done Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 15 i It is very important to be as careful and precise as possible when performing this step because a wrongly per formed configuration may result in offsets in the eye tracking data 8 When you have finished aligning click the l m done button The settings are automatically saved and the Tobii Pro X3 120 Eye Tracker is now re configured Close the window 16 4 Setting Up the Tobii Pro X3 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 5 The X Configuration Tool The Tobii Pro X3 120 Eye Tracker can be used in many different setups For example it can be used to perform eye tracking relative to a physical scene a TV or a projection screen For all this to work the user must provide some information to the Tobi Pro X3 120 Eye Tracker
33. has been installed on the computer before you re configure the eye tracker 2 Find and open the Tobii Eye Tracking configuration tool in the Windows Control Panel UA ES gt Control Panel gt Hardware and Sound gt Search Control Panel Pp Coriri Pand Home 7 Devices and Printers SJ Add a device Advanced printer setup Mouse Device Manager System and Securi 7 i Change Windows To Go startup options Network and Internet Hardware and Sound AutoPlay i i Change default settings for media or devices Play CDs or other media automatically Programs Sound Adjust system volume Change system sounds Manage audio devices User Accounts Appearance and Personalization y Power Options Clock Language and Region Change battery settings Change what the power buttons do Require a password when the computer wakes Change when the computer sleeps Adjust screen brightness Ease of Access 3 Displa gt Make text and other items larger or smaller Adjust screen resolution How to correct monitor flicker refresh rate fay Windows Mobility Center Adjust commonly used mobility settings Adjust settings before giving a presentation Mm Location Settings Change location settings e Autodesk Plot Style Manager Autodesk Plotter Manager a g NVIDIA Control Panel D Tobii Eye Tracking 32 bit DTS Audio Control Panel 3 Select the eye tracker you wish to re configure from the drop down list
34. he entire area If the monitor or object is placed too close to the participant there is a risk that the gaze data for the corners of the display area of the monitor will not be collected The correct distance can be calculated by using basic trigonometry see image below By assuming that the tracked area is a half circle and that the diagonal from the center of the screen or other stimuli to its top corner constitutes the radius of that half circle it is possible to calculate the distance needed between the participant and the stimuli using the following formula Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 6 Positioning the participant and the eye tracker 21 center of the screen or other stimuli to one of the upper corners d Distance from participant to screen or other stimuli If you place the test participant farther away from the object you can track larger objects if you place the test participant closer to the object you can track smaller objects If you place a test participant at 65 cm 26 you can track a 25 16 9 monitor Re gardless of the distance to the object the eye tracker should always be placed approximately 65 cm 26 from the participant for optimal performance For more information about supported monitor sizes please see Appendix B Recommended Display Sizes page 31 6 1 Freedom of Head Movement The Tobii Pro X3 120 Eye Tracker allows for extensive head movement Once the Tobii Pro
35. ht difference between lowest row of pixels on the display and the measuring point of the eye tracker read 5 1 Reference Measurement Point of the Tobii Pro X3 120 Eye Tracker page 17 Measure the height difference between the measuring point on the eye tracker and the bottom of the active display area If the active display is lo cated below the measuring point on the eye tracker for example in a projector setup the value will be negative En ter the value in the X Configuration Tool with a in front to signify it as a negative value D distance between the measuring point of the eye tracker read 5 1 Reference Measurement Point of the Tobii Pro X3 120 Eye Tracker page 17 and the display Measure the distance from the measuring point on the Tobii Pro X38 120 Eye Tracker to the front of the active display on the monitor projection screen or TV screen or ina scene camera setup to the virtual screen If the measuring point on the eye tracker is located behind the active dis play enter a negative distance use in front of the value Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 5 The X Configuration Tool 19 i Always make sure that the distance to the active display is long enough for the eye tracker to track the en tire area Please read section 6 Positioning the participant and the eye tracker page 21 Use Side Offset If the Eye Tracker is not placed right in front of the screen with the axis hor
36. ibrillators As a general rule maintain a minimum distance of 6 inches 15 centimeters between any item with magnets and your heart device The magnets can also shut off the monitor on a laptop if the laptop is equipped with a magnetic sensor to switch off the monitor when closing the laptop If this happens shut of the sensor on the laptop Appendix E Safety and Compliance Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US E1 6 Child Safety A The Tobii Pro K3 120 is an advanced computer system and electronic device As such it is composed of numerous separate assembled parts In the hands of a child certain of these parts have the possibility of being separated from the device possibly constituting a choking hazard or another danger to the child Young children should not have access to or the use of the device without parental or guardian supervision E1 7 Do not Open the Tobii Pro K3 120 Non compliance will result in loss of Warranty There are no user serviceable components inside Contact Tobii Pro Support if your Tobii Pro X8 120 is not working properly E1 8 Environment A The Tobii Pro X3 120 system is designed for use in dry indoor environments Avoid any exposure to direct sunlight as this will affect eye tracking quality and longer exposure can overheat the equipment Avoid exposure to any liquids gels moist rain sweat or other damp materials or environments Do not use the eye tracker near water the de
37. imuli you need to run the X Configuration Tool to configure the corresponding distances and angles Please read section 5 The X Configuration Tool page 17 4 3 Using the External Processing Unit An External Processing Unit is available as an accessory sold separately for the Tobii Pro X8 120 Eye Tracker The External Processing Unit is used to improve the performance of the eye tracker and to enable setups and usage scenarios that are not possible when connecting the Tobii Pro X3 120 directly to a computer via USB The eye tracker is connected to the USB 3 port on the External Processing Unit and an Ethernet cable is used to connect the External Processing Unit with the computer running Tobii Studio or other supported software When using the Tobii Pro X3 120 together with the External Processing Unit all the eye tracking related calculations and processes take place on the External Processing Unit instead of on the computer This will improve the performance of the eye tracker and improve the eye tracking data quality The External Processing Unit is also necessary if your computer is lacking a compatible USB 3 0 port or if the computer you intend to use does not comply with the minimum system requirements To connect the Tobii Pro X3 120 Eye Tracker to your computer via the external processing unit 1 Connect the Tobii Pro X3 120 Eye Tracker to the external processing unit via USB Connect the external processing unit to the computer via
38. itioning the participant and the eye tracker ccceccsseeeeeeeeeeeeeneeeceeaeeeseaaeeesaaaeesseaaeeesaaeeessaaes 21 6 1 Freedom do Head WOVE CII aa A AE TAS 22 WA O EEE AAE AE ANAIE AAE E ia 23 7 1 Typical Tobii Pro X3 120 Eye Tracker Screen Setups ccceceee eee eee cece ee eee ee eee essa eaeeaeeeeeeeees 23 7 2 Local Live Viewer SetuPS geicpnes peace cemetmngecemmecnsersmanacdecacencansceurnedededeensaceenenhndacsdnenesacueeaeeeceun 24 7 3 FIV SICA AA aa AA AAA AAA AAA AAA AAA AAA 25 74 External Video Su mulus ReCordiNg ai AA aa ai 26 Appendix A Tobii Pro K3 120 Eye Tracker Specifications preliminary cccsscccecssssseeeeesesseeeeeeees 28 Appendix B Recommended Display Sizes nee nese nna ee nen er erent rte eee ese een ee kununiana eer rte 31 AI Tr AAA 32 KAWA AA Ana ia 33 Appendix E Safety and Compliance occ scaacadexmes coed spnenisearune con zanean cebaxacoraeanderneuanatetonGeamiereomananieian 34 E1 ii Ia 34 E1 1 Mounting VV AlN AAA 34 E1 2 Emergency Wami AAA aa 34 E1 3 IAA WAMA IAA IIIA 34 E1 4 E DIED Sy W NIN G Ia 34 E2 E3 E1 5 Magnelc Field Warning A 34 E1 6 Opla Sale ocn E EE SRS 35 E1 7 Do not Open the Tobit Pro AS 120 ai aaa 35 E1 8 EAVIGOMMEMNT AI 35 Compliance NI Ya ya AE IA AA AAA AAA AAA AWA AA AAA AAA ASA AAA AUWAWA 35 E2 1 US Me Ml AA 35 E2 2 Industry Canadian 35 E2 3 EM AA 36 E2 4 SI Ia 36 E2 5 Disposing ot tne TODI Pro AS 20 IAA 36 Other limitations and considerations weresesxatec
39. itor Save Configuration Finish rt Map to Display Monitor gt Map the eye tracker to the display monitor Specify where and how the eye tracker is mounted on the display monitor to ensure a correct mapping between the tracked eye gaze point and the visual content on the monitor Note this will open a new window Start Mapping 12 Click the Start mapping button The mapping screen will be displayed on the monitor the eye tracker is attached to the monitor you previously selected in step 9 13 Drag the handles on the dotted lines so they align with each of the two lines on the top of the Tobii Pro X3 120 Eye Tracker 12 4 Setting Up the Tobii Pro X38 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 1 e gt I _ Align the two lines with the marks on the eye tracker by dragging them with the mows Done i It is very important to be as careful and precise as possible when performing this step because a wrongly per formed configuration may result in offsets in the eye tracking data When you have finished aligning click the I m done button You will get back to the Map to Display Monitor screen of the Tobii Eye Tracker Installer 14 Click Next You will get a notification message that your system is ready for eye tracking 15 Click Exit or close the Tobii Eye Tracker Installer window to exit the application Welcome Select what to install Firmw
40. izontally aligned an offset can be entered in the X Configuration Tool In this case a Check the Use Side Offset tick box The upper right area of the X Configuration Tool window becomes active b Enter the side offset value measured from the center of the active display to the center of the eye tracker Enter a negative value if the eye tracker Is located to the left of the center as seen from the front Use Rotation If the eye tracker is not placed parallel with the display or tracked object a Check the Use Rotation tick box The bottom right area of the X Configuration Tool window becomes active b Enter the value of the angle between the back of the eye tracker and the active display If the eye tracker is ro tated clockwise enter a negative value 3 Save to Eye Tracker Once you have entered all the needed parameters corresponding to your setup you must click Save to Eye Tracker in order to start using this configuration The parameters will then be sent to the eye tracker and the eye tracker will immediately be properly configured When you change any parameter value in the tool the button must be pressed again for the eye tracker to get the new settings 4 You also have the option of saving the configuration as an xcfg file locally on your computer by clicking the Save to File button and setting the name and location of the file Click Load from File to load a previously saved xcfg con figuration file This is
41. l Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish aa Select Eye Tracker Please connect the eye tracker to the computer now if you have not already done so Tobii Pro X3 120 X3120 030105025303 9 Click the Next button You will be directed to the Select Display Monitor screen 10 Specify on which of the screens connected to your computer the eye tracker is mounted If you are unsure which screen is the one that the eye tracker is attached to click the Identify button You will see a number displayed on each screen so that you can identify it Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 11 2d Tobii Pro Eye Tracker Installer Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish eS SS SS Select display monitor Select the monitor where the ker is mounted or will be mounted Identify Back Next 11 Click the Next button You will be directed to the Map to Display Monitor screen In the following steps you will configure where the eye tracker Is positioned relative to the active display area of the screen Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Mon
42. m between the participant s eyes and the surface covering the eye tracker sensors at which eye tracking can be done while maintaining tracking Gaze data calculations are performed by firmware embedded in the eye tracker or in a Separate processing unit Appendix D Glossary 33 AppendixE Safety and Compliance E1 E1 1 E1 2 E1 3 E1 4 E1 5 34 Safety Mounting Warning The Tobii Pro X3 120 should be mounted according to MANUFACTURER instructions of approved mounts Tobii AB or its agents are not liable for damage or injuries to a person or its property due to a Tobii Pro X3 120 falling from a mounted configuration The mounting of a Tobii Pro X3 1 20 is done entirely at the user s own risk The double sided tape supplied with the adhesive Magnetic Mounting Plates is designed to permanently attach the bracket to the monitor laptop Attempting to remove the bracket after attaching it using the supplied tape can result in damage both to the monitor laptop and the bracket Do not lick the tape or place any part of the tape or Magnetic Mounting Plate in one s mouth Do not mount the Tobii Pro X8 120 on monitors positioned above the head or face of a users unless using a dedicated fixed mounting solution Emergency Warning The Tobii Pro X3 120 system is to be used for research purposes only Be aware that due to the low but possible risk of failure or distraction the Tobii Pro X8 120 should not be
43. must have the same shape as the calibration pattern used in Tobii Studio and include either five or nine points The calibration points can be drawn on a paper marked on a calibration board or marked on objects in the scene Make sure that the corners of the calibration grid are exactly 90 degrees and that the center point is exactly in the middle of the grid It is also good to include the 25 larger Active Display Area around the grid to make it easier to measure the parameters required in the X Configuration Tool see the next step 6 Run the X Configuration Tool in order to configure the eye tracker for your particular setup Please read 5 The X Config uration Tool page 17 How to calculate the 25 larger Active Display Area which needs to be added in the X Configu ration Tool is described below Active Display Area Height 1 25 x Calibration grid height Active Display Area Width 1 25 x Calibration grid width m Width Width x 1 25 A lt Height gt Height x 1 25 gt Calibration grid SADA SEA AAA MAASI SAWA Virtual screen 25 larger 7 Run Tobii Studio and setup your test by using the scene camera feature For details about how to connect the eye track er in Tobii Studio and further instructions on using Tobii Studio please refer to the Tobii Studio documentation available on www tobiipro com Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 7 Typical Setups 25 74 External Video Stimul
44. nce to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into a wall outlet on a circuit different from that to which the receiver is connected Consult the dealer or experienced radio TV technician for assistance E2 2 Industry Canada Statement This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conforme a la norme NMB 003 du Canada Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Appendix E Safety and Compliance 35 E2 3 CE Statement The Tobii Pro K3 120 complies with the following Directives 2011 65 EU RoHS 2 Restriction of Hazardous Substances Directive 2004 108 EC EMC Electromagnetic Compatibility Directive E2 4 Standards The Tobii Pro X3 120 complies with the following standards IEC EN 62471 2008 Photo Biological Safety of Lamps and Lamp Systems EMC Emission EN 61000 6 3 2007 Generic Emission standard for residential commercial and light industry environments EMC Immunity EN 61000 6 1 2
45. nd attach it to the mounting bracket as shown in the figure to the right Make sure to position it in the right way so that the mounting bracket fits exactly in the slot on the back of the eye tracker The magnet inside will keep the eye tracker in place The eye tracker USB port should be on the left side of the Tobii Pro X8 120 when attached to the screen Do NOT connect the Tobii Pro X8 120 Eye Tracker to the computer before running the installation software provided on the USB memory stick Connecting the eye tracker prematurely can lead to the eye tracker not being installed properly 4 2 2 Using the mounting bracket adapters for existing Tobi Pro X2 30 X2 60 adhesive mounting brackets If you already have a mounting bracket for the Tobii Pro X2 30 or X2 60 Eye Trackers attached to your monitor you should use one of the Mounting bracket adapters provided The adapter fits on top of the existing mounting bracket 1 Hook the mounting bracket adapter over the existing X2 mounting bracket attached to your screen The hook will keep the adapter in place Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 7 2 Position the Tobii Pro X8 120 Eye Tracker and attach it to the mounting bracket as shown in the figure to the right Make sure to position it in the right way so that the mounting bracket fits exactly in the slot on the back of the eye tracker The mag net inside
46. ng Unit is used to improve the performance of the eye tracker and to enable setups and usage scenarios that are not possi ble when connecting the Tobii Pro X3 120 directly to a computer via USB The eye tracker is connected to the USB 3 port on the External Processing Unit and an Ethernet cable is used to connect the External Processing Unit with the computer running Tobii Studio or other sup ported software When using the Tobii Pro X3 120 together with the Ex ternal Processing Unit all the eye tracking related calculations and processes take place on the External Processing Unit instead of on the computer This will improve the performance of the eye tracker and im prove the eye tracking data quality The External Processing Unit is also necessary if your computer is lacking a compatible USB 3 port or if the computer you intend to use does not comply with the minimum system requirements The Tobii Mobile Device Testing Solution enables collection of eye track ing data during natural interaction with smartphones tablet computers and other devices or objects of similar size such as books or brochures An adapter plate is required to be able to attach the Tobii Pro X8 120 to the Mobile Device Stand The mounting brackets package includes more adhesive mounting brackets The desk stand is to be used for setups where the eye tracker is not at tached to the screen where the stimuli are presented such as projection screen setups It can b
47. ng solutions Adhesive Mounting brackets for monitors laptops and tablets Desk Stand Accessory package for Tripods and desks Table A 5 Tobii Pro X3 120 Eye Tracker External Processing Unit accessory Connectors USB 3 0 LAN and power connector Size NA Weight NA Table A 6 Hardware package content Tobii Pro X3 120 Eye Tracker 4 x Adhesive mounting brackets for permanent installation 2 x Mounting bracket adapters for existing Tobi Pro X2 30 60 adhesive mounting brackets Safety Instructions and Installation Guide USB cable Travel Case Cleaning Wipe Tobii Pro X3 120 Eye Tracker USB memory stick containing the Tobii Pro X3 1 20 installer documentation and training video Tobii Pro X3 120 Eye Tracker user manual pdf Table A 7 Accessories Tobi Pro X3 120 External Processing Unit Tobii Mobile Device Stand for X2 Additional Mounting Brackets Table A 8 Compliance Ingress protection IP class 20 CE European Union Yes FCC USA Yes IC Canada Yes RCM Australia Yes Eye Safety IEC EN 62471 2008 Yes Appendix A Tobii Pro X8 120 Eye Tracker Specifications ie 29 Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US preliminary Electrical safety IEC 60950 1 2005 Yes RoHS 2 Yes WEEE European Union Yes Table A 9 Compatible software Tobii Studio
48. nt coordinate systems in Tobii Studio and the Tobii Analytics Software Development Kit Eye Position Right X Y Z The 3D position of the right eye in relation to the eye tracker Available in different coordinate systems in Tobii Studio and the Tobii Analytics Software Development Kit Validity Code Right Indicates the confidence level that the right eye has been correctly identified by the eye tracker 32 Appendix C Data Output Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Appendix D Glossary Monocular binocular Gaze precision Gaze accuracy Sampling rate Total system latency Time to tracking recovery for blinks Time to tracking recovery after lost tracking Freedom of head movement Operating distance Eye tracking processing unit Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US Monocular data shown is based on data from the participant s dominant eye only Binocular data is the average of the two eyes Describes the spatial angular variation between a set of consecutive gaze samples Gaze precision can be measured under various conditions Describes the angular average distance from the actual gaze point to the one measured by the eye tracker Gaze accuracy can be measured under various conditions Number of eye tracking data samples per second The duration from mid point of the eye image exposure to when a sample is available via the API on the client computer This includ
49. o watch the instructional video on the provided USB memory stick nstallation and Basic Configuration Tobi Pro X3 120 mp4 for the main setup and configuration steps to be performed when installing the Tobi Pro X3 120 Eye Tracker 4 1 Prerequisites Before starting to mount and use your Tobii Pro X3 120 Eye Tracker you need to make sure that Your computer is compatible with the software that you are going to use Tobii Studio or other eye tracking software and with the Tobii Pro X38 120 Eye Tracker please see Table 4 1 Minimum system requirements for the Tobi Pro X3 120 Eye Tracker page 5 The latest version of the Tobii System Requirements and Recommendations document is available on the Tobii Pro website at www tobiipro com You are using Windows 7 or Windows 8 1 64 bit version only as operating system The firewall s that you might have on the computer allow access for the eye tracking software You are using a powered USB 3 0 port with the latest driver and with BC 1 2 The Tobii X8 120 Eye Tracker does not support other USB ports Your computer is equipped with at least one Gigabit LAN port if you intend to use the External Processing Unit accessory You have administrator rights for the computer that you are using in order to be able to install and run the installation and configuration software _ The screen used for presenting the stimuli has a proper size and form factor to be used with the
50. refer to the Tobii Studio documentation available on www tobiipro com 26 7 Typical Setups Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 7 Switch the input source of the primary screen used for stimulus presentation to the external device used for generating the stimuli DVD player gaming console etc Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 7 Typical Setups 27 Appendix A Tobii Pro X3 120 Eye Tracker Specifications preliminary Table A 1 Gaze Accuracy preliminary Tobii Pro X3 120 Eye Tracker firmware version 1 6 0 Gaze accuracy preliminary data Binocular Monocular At ideal conditions 0 4 NA At 25 gaze angle NA NA At 30 gaze angle NA NA At 1 lux NA NA At 300 lux NA NA At 600 lux NA NA At 1000 lux NA NA White stimuli background NA NA 1 Accuracy under ideal conditions is measured in the center of the head movement box with the participant fixed in a chinrest Data is collected immediately after calibration in a controlled laboratory environment with constant illumination with 9 stimuli points at gaze angles of 20 Table A 2 Gaze Precision preliminary me l sa Tobii Pro X3 120 Gaze precision at ideal conditions Binocular Monocular Artificial Eye NA NA Human Eye 0 23 NA 1 Dynamic illumination pattern compensation is applied in the Tobii Pro X8 120 Eye Tracker Table A 3 Eye Tracking Specifi
51. relied upon or used in dangerous or otherwise critical situations Infrared Warning When activated the Tobii Pro X3 120 emits pulsed infrared IR light Certain medical devices are susceptible to disturbance by IR light and or radiation Do not use the Tobii Pro X8 120 when in the vicinity of such susceptible medical devices as their accuracy or proper functionality could be inhibited Epilepsy Warning Some people with Photosensitive Epilepsy are susceptible to epileptic seizures or loss of consciousness when exposed to certain flashing lights or light patterns in everyday life This may happen even if the person has no medical history of epilepsy or has never had any epileptic seizures A person with Photosensitive Epilepsy would also be likely to have problems with TV screens some arcade games and flickering fluorescent bulbs Such people may have a seizure while watching certain images or patterns on a monitor or even when exposed to the light sources of an eye tracker It is estimated that about 3 5 of people with epilepsy have this type of Photosensitive Epilepsy Many people with Photosensitive Epilepsy experience an aura or feel odd sensations before the seizure occurs If you feel odd during use move your eyes away from the eye tracker Magnetic Field Warning The Tobii Pro X3 120 Magnetic Mounting Plates contains magnets Magnetic fields may interfere with the function of cardiac pacemakers and implantable cardioverter def
52. se window cleaners household cleaners aerosol sprays solvents alcohol am monia or abrasives to clean the device Gi Please be aware that scratches on the front surface of the eye tracker may result in impaired eye tracking performances 3 3 Transporting the Tobii Pro 3 120 Eye Tracker Disconnect all the cables and use the travel case provided When you transport the device for repair or shipment use the original casing and packaging materials 3 4 Disposing of the Tobii Pro 3 120 Eye Tracker Do not dispose of the Tobii Pro X3 120 Eye Trackers in general household or office waste Follow your local regulations for the disposal of electrical and electronic equipment 4 3 Product care Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker The main steps you need to perform in order to set up and configure the Tobii Pro X8 120 Eye Tracker are 1 Check that you have all the components needed read 2 Hardware Package Content page 2 Check the prerequisites in 4 7 Prerequisites page 5 3 Mount the Tobii Pro K3 120 Eye Tracker according to the setup that you will use read 4 2 Mounting the Eye Tracker page 5 4 Install the prerequisites from the provided USB memory stick and run the configuration software read 4 4 Tobii Pro Eye Tracker Installer page 9 5 Install the supported eye tracking software such as Tobii Studio or the Tobii SDK Gi You can als
53. u need to confirm that you acknowledge and agree to the conditions of the end user license agreement by checking the tick box Tobii Pro K3 120 Eye Tracker User s manual v 1 0 en US 4 Setting Up the Tobii Pro X3 120 Eye Tracker 9 Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish Welcome This Tobii Pro Eye Tracker Installer will install device drivers and software for your Tobii Pro eye tracker and help you configure your Tobii Pro eye tracker for use on this computer have read and accept the terms and conditions of the end user license agreement 4 From the list of supported eye trackers choose the X3 120 option and press next If you intend to use the External Proc essing Unit together with the X8 120 choose this option from the list instead Welcome Select what to install Firmware amp Driver Select Eye Tracker Select Display Monitor Map to Display Monitor Save Configuration Finish SSSaaa aa Select what to install Please select which eye tracker model you want to install Tobii Pro X2 30 Tobii Pro X2 60 5 Click the Next button You will be directed to the Firmware and Drivers screen Please wait while the needed drivers and firmware are being installed You can see the status on the screen 10 4 Setting Up the Tobii Pro X3 120 Eye Tracker Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en U
54. us Recording This setup is suitable when using a Tobii Eye Tracking system for eye tracking data analysis when the stimulus is presented from a separate computer or other RGB or VGA sources This could include a computer game a DVD player or when stimulus is presented on a computer running a different operating system The computer running Tobii Studio must be equipped with an additional video capture card For specific information about custom configurations supported components or system require ments and recommendation please contact your Tobii Pro sales representative or Tobii Pro technical support The System Re quirements and Recommendations document can be downloaded at www tobiipro com i Note that if the external application runs on the Windows operating system and it does not use 3D graphics accelera tion or it does not have a high processor load and high memory usage it may be more suitable and less complex to in stead run this on the same computer as Tobii Studio and use the Screen Recording option in Tobii Studio For this setup the image from the Tobii Studio computer has to be displayed on the screen during calibration to display the cal ibration points The external stimulus computer however should be shown on the screen during the actual test Both devices must therefore be connected to the same screen To switch between the inputs use a switch or a screen that allows for multiple input sources The image shown on the s
55. useful if you want to save a particular configuration of a setup to be able to reuse it at a later point in time or from another computer 20 5 The X Configuration Tool Tobii Pro X3 120 Eye Tracker User s manual v 1 0 en US 6 Positioning the participant and the eye tracker The distance from the participant s eyes to the eye tracker should be approximately 60 65 cm 23 26 for best performance However the eye tracker can still track eye movements as long as the participant stays within the distance interval from the eye tracker mentioned below If the eye tracker is too close or too far away from the participant there is a risk of losing some of the gaze data When the Tobii Pro X38 120 Eye Tracker is used in a setup where it is not attached to a screen it should be placed below the monitor or below the surface that is to be used for presenting the stimuli without covering the bottom of the display area for the participant watching the stimuli For optimal tracking the eye tracker should be placed so that the gaze angle a illustrated below will not exceed the 36 for To bii Pro X3 1 20 when the participant is located 65 cm 26 from the eye tracker The supported operating distance eye tracker to participant s eyes for the Tobii Pro X8 120 Eye Tracker is 50 90 cm 19 6 35 4 It is very important to have the correct distance to the monitor or the tracked object Otherwise the eye tracker cannot track t
56. vice is not water resistant The device complies with IP Class 20 and has no protection against objects smaller than 5 mm Keep the eye tracker in a clean and dust free environment When using the equipment take adequate precautions against dust and dirt Do not place or use the equipment in places subject to extreme temperatures and humidity such as on top of and or near a heating element in a hot or damp room or in a hot automobile in the sun Compliance Information E2 All Tobii Pro X3 120 are CE marked indicating compliance with the essential health and safety requirements set out in European Directives E2 1 FCC Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Gi Modifications not expressly approved by Tobii AB could void the user s authority to operate the equipment under FCC rules This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interfere

Tobii Pro X3-120 user manual

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