User's Manual Tobii Mobile Device Stand for X2
Contents
1. cc ceeeeeeeeeeee eee eee ees 15 4 3 SOU and User CANON es wrepcte aeace pa Secidaen nd ac a EEA RRE AE EA AEA ANKEA A ANSTA 17 3 Ru nningan Eye Tracking I asics teat este even beens eee deterensedauecewnconieseveeetnumndsmieennacetigesae 19 5 1 Positioning a Participant for Calibration s scrwswcseiwieeaxsaretwassa tee vena ceddnwndanaodeseinexadnenepeiedsmcetvaseremats 19 5 2 Cali FAtiOny and Recording ca scsacsaneceinscse ec aea son tiniauexctacanesenneeaversceteax wn cenee O 19 6 Mounting the Eye Tracker Extension 22 cc sceceeeeee cece eee e eee e eee ee nee ee cee eeeeeeeeeeeeeeeeeeeeeeeseeneees 21 1 1 1 On Safety Intended Use The Tobii Mobile Device Stand for X2 is designed to be used only with Tobii X2 30 X2 60 Eye Tracker Compact Editions no other types of eye trackers can or should be used with the stand As with the Tobii X2 30 X2 60 Eye Trackers the Tobii Mobile Device Stand for X2 is intended only for use in office environments Read this User Manual carefully before assembling or using the Tobii Mobile Device Stand for X2 1 2 Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US Mounting Warning The Tobii Mobile Device Stand for X2 is designed to be mounted on a table Be careful when mounting or using the stand so as not to cause injury or damage Make sure the stand is assembled correctly and that the eye tracker is prop erly fitted on the stand before use to avoid damagin2. the X2 30 X2 60 Eye Tracker has NOT already been installed on the Tobii Studio computer the X2 30 X2 60 driv ers must be installed first Follow the X2 30 X2 60 Eye Tracker installation guidelines The installation process can be terminated after reaching the following dialog after the X2 30 X2 60 driver has been installed S a A Tobii Eye Tracker Installer Welcome Firmware amp Drivers Select Eye Tracker Select Eye Tracker Please connect the eye tracker to the computer now if you have not already done so Searching for eye tracker done Select the eye tracker to be used p Refresh For further information please read the Tobii X2 30 X2 60 Eye Tracker User Manual 4 1 Configuring the Tobii X2 30 X2 60 Eye Tracker to Work with the Tobii Mobile Device Stand Before using these guidelines make sure you have installed the latest version of Tobii Studio and the Tobii X2 30 X2 60 Eye Tracker drivers on the Windows computer you intend to use Configuration of the Tobii X2 30 X2 60 Eye Tracker is done through the X configuration tool accessible through Tobii Eye Tracker Browser You may have to install Tobii Eye Tracker Browser version 3 0 83 or later if it is not already installed Download the latest version of Tobii Eye Tracker Browser from the To bii web site http www tobil com en eye tracking research global support and downloads or find it on the USB memory stick delivered with the Tob
3. 1 E o D l a y EEE EEE EIE EN AE E E AE OAE AAE AEE ET E EE AEE E 2 2 1 miendod USE caroge e ea Eia a a ETON EEEE E aE EAEE EEEE 2 2 2 Tobii Mobile Device Stand for X2 Technical Specifications ccecceeeee cece eee e eee ee eee ee neta eee ea een eas 2 2 3 Fackage ConlenlS arinaren E E EAE aa E Ean 3 2 3 1 What IS INGIUG CG sevsin E E EEEE A EAR 3 2 4 GONS dera enee E E E E oe oeteeune ances 4 2 4 1 Hagn 8 Gyel elite gc erna a E ere ee E EE 4 2 4 2 EEEE E e E E A A A A A T TE T T 4 2 4 3 Droopy Eyelld Seicis ei e e a e a 4 2 4 4 Glasses and Contact Lenses wcscvscsiossetnsdsntievanestatesranideanerseciensaseedawedieeedaw edaaiavanimeesanes 4 I ie rere 5 3 1 Assembling the Mobile Device Stand cree e nent eee eanen ta 6 3 2 Attaching a Mobile Device rr I I I I I II EE EEE EEE EE EE EERE EE EE EEE 8 3 3 Mounting the Calibration Plate einspccecsasadaecsuadtadnendtenieocents ictmeanus ateneiunasteedsGaaiawesaesadealaiembesaueaen 9 3 4 Adjusting the Tilt Angle of the Tobii Mobile Device Stand ccceeeeee cece eee ee eee ee eee eeeeaeeeeaeenees 10 4 Configuring Tobii X2 Eye Trackers and Tobii Studio 22222 cececeeeeeeee cece eee eeeeeeeeeeeeeeeneeeeees 12 4 1 Configuring the Tobii X2 30 X2 60 Eye Tracker to Work with the Tobii Mobile Device OLN PEIEE EE TE EEE E teenie E E Sam ee E E EE es Seana E EE E nae seen 12 4 2 Configuring Tobii Studio to Work with Tobii Mobile Device Stand for X2
4. The Tobii Mobile Device Stand and Tobii X2 Eye Tracker fit in the supplied travel case which is designed for easy transportation of the entire solution E N T A _ 2 2 Tobii Mobile Device Stand for X2 Technical Specifications Compatible eye trackers Tobii X2 30 Compact Edition and Tobii X2 60 Compact Edi tion not included Supported devices Devices up to 31 9 cm 1 2 6 in diameter can be rotated 360 In a fixed position devices measuring up to 31 9 cm 12 6 in height can be used no limitations in width Includes two different holders for tablets and smart phones Configurations The stand is delivered with all necessary equipment for eight different configurations optimized for different devices and setups All equipment fits into the supplied travel case Scene camera Full HD USB camera Logitech C920 HD supports 1920 x 1080p and lower resolutions Sound recording Through the scene camera using built in dual stereo microphones Position of eye tracker Two positions high and low 8 cm 3 1 in between posi tions Moves the head movement box 8 cm 3 1 Possible position of mobile device Flat holder lower and bracket holder higher 8 cm 3 1 in between positions The mobile device can be fixed and ro tated 360 2 2 Product Description Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US Possible position of scene camera Maximum tilt Mounting solut
5. User s Manual Tobii Mobile Device Stand for X2 Tobit Mobile Device Stand for X2 User s manual Version 1 0 1 09 2013 All rights reserved Tobit Technology AB The information contained in this document is proprietary to Tobit Technology Any reproduction in part or whole without prior written authorization by Tobi 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 tobiil com for updated versions of this document Table of Contents E sarees cry se OEA pede pion ep pon ented rn te ev NANE AA AA E 1 1 1 Mondod AUS a aen serene sore soapecanesushw E E EEEE 1 1 2 MOa VN A A ea a a S E E EE O ee ee 1 1 3 Usage VV ANG ae a a aa Ea E a a EE E E 1 1 4 amall Paris Warming esnie iaia a aaa aee aa aeaoe ik
6. ase read the section 5 1 Positioning a Participant for Calibration page 19 for more information To adjust the tilt angle of the Tobii Mobile Device Stand 1 Loosen the large hand screws on the sides of the main body 10 3 Assembly Instructions Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 2 Adjust the angle by turning the metal cylinder at the back of the main body Turn clockwise to tilt the stand forward turn counter clockwise to tilt the stand backwards When adjusting the angle of the Mobile Device Stand for X2 be careful not to injure the test participant or yourself as there is a risk of objects or fingers being squeezed be tween moving parts The scene camera holder can cause injuries if it strikes the head or other body parts 3 Tighten the large hand screws on the side of the main body to ensure steadiness of the stand during testing Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 3 Assembly Instructions 11 4 Configuring Tobii X2 Eye Trackers and Tobii Studio This guide will walk you through the configuration procedure of the Tobii X2 30 X2 60 Eye Trackers and Tobii Studio software but not through the installation procedure For installation guidelines Tobii X2 30 X2 60 Eye Tracker and Tobii Studio please visit http www tobiil com en eye tracking research global support and downloads or find them on the USB memory stick de livered with the Tobi X2 30 X2 60 Gi If
7. ce of the pupil or iris should be avoided as they may make eye tracking impossible 4 2 Product Description Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 3 Assembly Instructions To meet the needs of different device types participant height and study objectives the Tobii Mobile Device Stand for X2 can be assembled to create eight different configurations A1 A2 B1 B2 C1 C2 D1 and D2 Any of these configurations can be opti mal for a specific testing scenario In the following instructions configuration A2 will be assembled In standard scenarios con figurations A1 and A2 are recommended for most tablets and smart phones Configuration A2 recommended for most tablets and smart phones Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 3 Assembly Instructions 5 3 1 Assembling the Mobile Device Stand To assemble the Tobii Mobile Device Stand for X2 configuration A2 1 Make sure you have all the pieces required to assembly the Tobii Mobile Device Stand Remove all the pieces from the travel case before you start to assemble it 2 Slide the main body onto the table top as shown in the picture Make sure it slides on as far as possible so that the stand sits tightly 3 Firmly tighten the clamp screws underneath the table top 4 Slide the long scene camera rod into place for setup A2 There are two scene camera rods available one longer that positions the scene camera farther away
8. cker into the slot on the eye tracker extension Make sure the eye tracker is turned so that the Tobii logo can be read not upside down Push the eye tracker into the slot until it snaps into place You may need to man ually adjust the eye tracker position to get It to snap into its correct position 22 6 Mounting the Eye Tracker Extension Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 6 Mounting the Eye Tracker Extension 23 tobii Tobii 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 tobii com support us tobii com support jp tobii com support cn tobi 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 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 other trademarks are the property of their respective owners Tobii Headquarters EMEA CENTRAL EUROPE CHINA JAPAN NORTH AMERICA Tobii Technology AB Tobii Technology GmbH Tobii China Sales Office Tobii Technology Japan Ltd Tobii Technology Inc Ka
9. een 5 7 cm 5 7 cm 5 7 cm 5 7 cm device and eye tracker 4 Active Display Size Width 14cm 14 cm 14 cm 14 cm 5 Display Size Height 14 cm 14 cm 14 cm 14 cm E X Configuration Tool M12K050141 l Use Side Offset Use Rotation Width 0 0 Inch Heg 0 0 Load from File Save to Eye Tracker Save to Fie 5 To save the configuration to the eye tracker click Save to Eye Tracker 6 A notification window will appear with the message Parameters successfully transmitted to eye tracker Click OK The configuration is now saved and the eye tracker will work perfectly with the Tobii Mobile Device Stand for X2 If you make any changes to the Mobile Device Stand configuration or if the eye tracker has been used for another pur pose you need to change the values to correspond to the current configuration in the X configuration tool and save the changes to the eye tracker If the eye tracker is to be attached to a laptop to track the laptop screen it must be re configured for the laptop screen by using the Tobii Eye Tracker Installer If the eye tracker has only been unplugged but not re configured there is no need to use the X configuration tool when you plug in the eye tracker again You can save and load saved configuration files using Save to File and Load to File in the X configuration tool Gi When using alternatives to the calibration plate such as an on screen ca
10. er Compact Edition no other types of eye trackers can or should be used together with the stand and a Windows computer running the Tobii Studio Soft ware Note Tobii X2 Eye Tracker and analysis computer with Tobii Studio is not included An entire mobile device testing solution comprises the Mobile Device Stand the X2 30 X2 60 Eye Tracker and the computer running Tobii Studio The Tobii Mobile De vice Testing Solution enables collection of eye tracking data during natural interaction with smartphones tablet computers and other devices or objects of similar size such as books or brochures The tested device e g smartphone or tablet is attached to a supplied holder using adhesive mounting putty or a Nanopad to keep the device in the correct position throughout data col lection The holder allows participants to switch the device orientation between landscape and portrait mode The stand is delivered with all necessary equipment for eight different configurations optimized for different devices and setups All equipment fits into the supplied travel case The Tobii Mobile Device Stand for X2 includes an adjustable scene camera that points at and films the mobile device to enable capturing of user actions and the user interface Eye tracking data will be super imposed on images and video captured with the scene camera in the analysis software Tobii Studio Sound can also be re corded though the scene camera to be played back in Tobii Studio
11. erties dialog will appear and you can adjust a large number of camera settings Most of these settings can be left as they are but we recommended that you verify and optimize the settings for your setup to get a good quality video recording of the mobile device Autofocus should always be turned off and focus needs to be set manually 4 To turn off autofocus select the Camera Settings dialog to the left of the preview video Select the Camera Control tab then deselect the check box next to Autofocus If the preview video Is not in focus move the slider to change focus and check the preview window to confirm the image Is in focus Make sure you check the focus by clicking New to see if the snapshot is sharp Click Zoom to enlarge the snapshot for more precise review To open the Video Settings Properties dialog click Video Settings In the Video Settings Properties dialog enter the recommended settings e Frame rate 30 e Color Space Compression RGB24 Select MJPEG when using Morgan M JPEG codec e Output Size 1280x720 up to 1920x1080 is supported 7 Click OK the dialog will close 8 Inthe Scene Camera Element Setup dialog select Microsoft video 1 in the Video Codec drop down menu About video codecs Video Codecs Microsoft Video 1 is the only codec supported by default in Tobii Studio pre installed with Windows This codec is recommended for getting started quickly without installing extra codecs or as a backup if other codecs ca
12. for setups A B C D 2 and one shorter that positions the scene camera closer to the tested device for setups A B C D 1 6 3 Assembly Instructions Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 5 Use two of the larger M6x20 hand screws to fasten the scene camera rod to the main body on the Mobile Device Stand 6 Slide the scene camera holder with Logitech webcam onto the scene camera rod Use the two remaining larger M6x20 hand screws to fasten the scene camera holder to the rod 7 Tie the scene camera USB cable tightly to the stand use pieces of Velcro all the way down to the table along the scene camera rod 8 Slide the guide bars into the holes on the side of the Mobile Device Stand main body and lock them into place by fastening the smaller M6x15 hand screws The purpose of the guide bars is to make sure that the participants arms do not occlude the eye tracker s view of the participants eyes The participants arms should be on the outside of the guide bars at all times Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 3 Assembly Instructions 7 9 Carefully push the flat holder straight into the hole in the center of the main body until it snaps into place Make sure that the holder can be turned both clockwise and counter clockwise and that it stays at 90 degree angles There are two different mobile device holders available one flat holder that is suitable for large
13. g the stand the eye tracker or the test participant Assembly in structions are on page 9 Usage Warning Please follow the instructions in this User Manual carefully If incorrectly assembled or used the eye tracker or parts of the Tobii Mobile Device Stand for X2 can be damaged and may even cause injuries Should the device for any reason harm someone or damage something due to falling or other incident neither Tobii nor any of its representatives will be responsible or liable for any damages or injuries that may arise Mounting and use of the Tobi Mobile Device Stand for X2 is done entirely at the user s own risk When using and adjusting the angle of the Mobile Device Stand for X2 be careful so as not to injure the test partici pant or yourself as there is a risk of Squeezing objects or fingers between moving parts The scene camera holder and other parts of the product may cause injury if it strikes the head or other body parts Small Parts Warning The Mobile Device Stand for X2 is composed of numerous separate assembled parts In the hands of a child some of these parts may become unattached and may possibly constitute a choking hazard or other danger to the child Young children and animals should not have access to or use the device without parental or guardian supervision 1 On Safety 1 2 Product Description 2 1 Intended use The Tobii Mobile Device Stand for X2 is designed to be used with a Tobii X2 30 X2 60 Eye Track
14. i X2 30 X2 60 Eye Tracker To open Eye Tracker Browser 1 Make sure the eye tracker and the Mobile Device Stand are properly assembled as explained in these assembly instructions 2 Connect the X2 30 Eye Tracker USB cable to the Tobii Studio computer If you are using a Tobii X2 60 Eye Tracker con nect the USB cable to the external processing unit and connect the Ethernet cable from the external processing unit to your computer 3 To open Tobii Eye Tracker Browser open Windows Start Menu and type Tobii Eye Tracker Browser in the search field In the search results list click Tobii Eye Tracker Browser You can also find it in the program list All programs gt Tobii To configure the Tobii X2 30 X2 60 Eye Tracker 1 Inthe eye tracker browser dialog select the X2 30 X2 60 Eye Tracker Compact Edition If the eye tracker does not show up in the browser you may have to first run the Tobii Eye Tracker installer for X2 on the computer 12 4 Configuring Tobii X2 Eye Trackers and Tobii Studio Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 2 To open the configuration tool click Config tool If the X configuration tool does not open please install Eye Tracker Browser 3 0 83 or later version The installation files can be found on the Tobii X2 Eye Tracker USB memory stick deliv ered with your X2 Eye Tracker or on the download page http www tobil com en eye tracking research global support and downl
15. ion Stand dimensions in between positions height 27 10 forward 17 backward to adjust for participant Integrated screw clamps for table mounting Footprint 42 x 25 cm 16 5 x 9 8 Height Maximum 68 cm 26 8 Stand construction Durable aluminium and steel components Weight including travel case 13 8 kg 30 4 Ibs Color Black 2 3 2 3 1 Package Contents What is Included The Tobii Mobile Device Stand for X2 includes co eo ff oa a er a a a a ee cr O O OA N O OF A WO N O Mobile Device Stand main body with table clamp 1 piece Scene camera holder with Logitech webcam 1 piece Guide bars 2 pieces Eye tracker extension 1 piece Flat holder for tablets 2 pieces Bracket holder for smart phones 2 pieces Calibration plate 2 pieces Calibration plate fixing rods 2 pieces one long and one short Scene camera rod long 1 piece Scene camera rod short 1 piece Hand screws M6x15 4 pieces 2 pieces for Guide bars 2 pieces for eye tracker extension Hand screws M6x20 4 pieces for scene camera rod Nanopad 5 pieces Mounting putty 1 piece Velcro 10 pieces 15 cm length each USB extension cable 1 piece 0 8 m length Allen key 2 mm for holder adjustments 1 piece Allen key 4 mm for scene camera removal 1 piece Travel case 1 piece Tobii Mobile Device Stand for X2 User Manual 1 piece Tobii Mobile Device Stand fo
16. libration image always re measure the posi tion and dimensions of the Active Display where the actual display or calibration area starts in relation to the eye tracker In the table X2 distance has been calculated with the assumption that the adhesive mounting putty or Nanopad together with the mobile device has a total thickness of 1 cm To calculate the exact value for your specific device subtract 1 cm from the X2 distance value in the table and add the actual total thickness mounting putty Nanopad mobile device in your setup 14 4 Configuring Tobii X2 Eye Trackers and Tobii Studio Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 4 2 i Configuring Tobii Studio to Work with Tobii Mobile Device Stand for X2 Before you continue make sure you have installed the latest version of Tobii Studio on the Windows computer you in tend to use The Tobii Mobile Device Stand solution will only work with the stimuli type Scene camera in Tobii Studio Most of the configura tion will therefore be done through the Scene Camera Element Setup dialog To install the Tobii Mobile Device Stand scene camera Logitech HD Pro Webcam C920 1 2 Insert the scene camera USB connector into one of the USB ports of the Tobii Studio computer Installation will start automatically Follow the installation guide Note Because the driver is retrieved online the Tobii Stu dio computer needs an internet con
17. nection To open the Scene Camera Element Setup dialog in Tobi Studio 1 ma eop Make sure the X2 30 X2 60 Eye Tracker and the scene camera USB cable are connected to the computer If you are using a Tobii X2 60 Eye Tracker the eye tracker USB cable should be connected to the external processing unit and the Ethernet cable should connect the external processing unit to your computer Start the Tobii Studio Software and create a new project and a new test See Tobii Studio User Manual Select the Design and Record tab If not already connected connect the X2 30 X2 60 Eye Tracker to Tobii Studio See Tobii Studio User Manual Drag and drop a Scene Camera stimuli to the Tobii Studio study time line The Scene Camera Element Setup dialog will appear To configure the scene camera L In the Scene Camera Element Setup dialog select Logitech HD Pro Webcam C920 in the Video Source drop down menu The preview will now show the scene camera feed Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 4 Configuring Tobii X2 Eye Trackers and Tobii Studio 15 IP New project 4 Tobii Studio 93 2 0 Fie View Took Forgi Help 5 Eye Tracker 9 30 Compact PRIOC OL0L0I004573 Ok 2 While looking at the Preview adjust the scene camera angle in the scene camera holder so that the entire Calibration Board is visible in the preview window 3 To open Camera Settings Properties click Camera Settings The Camera Settings Prop
18. oads product 33439 Eye Tracker Browser X2 30_Compact WR 12K050141 X2 30_Compact Host Name M12K050141 local 4455 Firmware 1 0 3 24726 20130603 1649 root Data Rate 40 z Illumination Mode r Set Name Upgrade Config Tool Get Diagnostics Tool Version 3 0 66 3 Locate the configuration you have assembled A1 A2 B1 B2 C1 C2 D1 or D2 in the picture below that shows eight different Tobii Mobile Device Stand configurations The standard configurations are A1 and A2 if you are using the flat holder or B1 and B2 if you are using the bracket holder In standard scenarios configurations A1 and A2 are recom mended for most tablets and smart phones Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 4 Configuring Tobii X2 Eye Trackers and Tobii Studio 13 4 Enter the values that correspond to your specific configuration A B C or D in the X Configuration Tool The table below shows the values for all configurations The figure below indicates where to put the values in the X Configuration Tool Make sure Units is set to cm all angles are measured in degrees Mobile Device Stand configuration in cm and degrees Parameters in X config tool A1 A2 B1 B2 C1 C2 D1 D2 X2 angle 1 5 2 5 2 5 2 5 2 X2 distance 2 16 cm 24 cm 8 cm 16 cm Device angle 3 0 0 0 0 Height difference betw
19. or each calibration point tell the participant to look at the calibration point with the corresponding number 1 5 on the calibration plate e g Please look at number Press the space bar or the left mouse button to progress to the next calibration point Make sure you press space or the mouse button only when the participant is focusing on the relevant calibration point 5 Once the calibration result is satisfactory continue the recording dialog procedure Press escape or F10 to stop recording Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 5 Running an Eye Tracking Test 19 If you make any changes to the Mobile Device Stand configuration you need to change the values to correspond to the new configuration in the X Configuration Tool and save the changes to the eye tracker before you calibrate or re cord a new participant If the scene camera Is moved or if you make adjustments to either the camera resolution or fo cus make sure to create a new calibration image in Tobil Studio using New in the Scene Camera Element settings and readjust the calibration points before you calibrate and record a new participant Please refer to Tobii Studio User Manual for more information on how to analyze data from a scene camera recording 20 5 Running an Eye Tracking Test Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 6 Mounting the Eye Tracker Extension In some testing scenarios the participant
20. procedure in Tobii Studio 1 Open the Global Settings dialog box Tools gt Settings 2 Select the Calibration tab 3 Inthe Calibration Tab dialog select Manual Calibration Option 4 Make sure Number of calibration points is set to 5 points 5 Click OK to close the dialog 4 3 Sound and User Camera When collecting eye tracking data it is often desirable to also record user sound and sometimes even the user s facial expres sions To be able to record facial expressions you must attach an additional webcam to your computer running Tobii Studio Most Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 4 Configuring Tobii X2 Eye Trackers and Tobii Studio 17 webcams can serve as a user camera However we do not recommended using the same camera type for both scene camera and user camera as this might cause conflicts in the software To record user sound h Make sure you have configured the scene camera In the Global Settings dialog box in Tobii Studio Tools gt Settings select the Screen and Video Capture tab Select the Audio checkbox eo ee In the Audio Source dropdown menu select Microphone HD Pro Webcam 5 Click OK to close the dialog To record user camera o_o Make sure you have connected and installed the extra web camera that you want to use as user camera In the Global Settings dialog box in Tobii Studio Tools gt Settings select the Screen and Video Capture tab Select
21. r X2User s manual v 1 0 1 en US 2 Product Description Scene camera arm can be set in two positions 9 2 cm 3 6 3 2 4 Considerations The Tobii Mobile Device Stand for X2 is designed to make optimal use of the Tobii X2 30 X2 60 eye tracker in mobile device testing To ensure superior quality of the collected eye tracking data please consider the following sections 2 4 1 Light Conditions We recommend you conduct your eye tracking study in a controlled and well lit environment Sunlight contains high levels of in frared light that will interfere with the eye tracker system and should be avoided 2 4 2 Eyelashes Eyelashes can be obstructive when the participants eyes are less open especially if participants are wearing mascara In rare cases the eyelashes can completely block the view of the participant s pupils making eye tracking impossible 2 4 3 Droopy Eyelids 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 2 4 4 Glasses and Contact Lenses Participants with bifocal or progressive glasses should be screened out or asked to remove their glasses Bifocals and progres sive glasses may reduce accuracy Contact lenses may slightly increase noise but do not normally introduce any error into the data Colored or fancy lenses that change the appearan
22. r different participant heights and positions To start the Track Status you can e Press Ctrl T on the computer keyboard e Click Track Status in the View menu of Tobii Studio Make sure you adjust the chair and the Mobile Device Stand s tilt angle so that the participant is positioned in an optimal position for the eye tracker e g the white dots showing the position of the eyes in the track status should be in the center or upper half of the black box and the distance indicator should indicate a distance of around 60 65 cm Eye tracking data quality is influenced by the participant s position Picture showing a perfectly positioned participant the eyes are in the center of the Tobii X2 30 X2 60 track status box Tt Track status z 62 cm 5 2 Calibration and Recording When performing a participant calibration with the Mobile Device Stand use the manual calibration routine in Tobii Studio This means that the participants need to be told what calibration dot to look at throughout the calibration procedure To calibrate a participant 1 Mount the calibration plate as described in Section 3 3 Mounting the Calibration Plate page 9 Make sure you have set Tobii Studio to use the manual calibration routine Click Start Recording and go through the dialogs until you come to the calibration procedure Before starting calibration instruct the participant to first focus on the center of the calibration plate F
23. r smart phones and tablets for configurations A1 A2 C1 and C2 and one bracket holder that allows the participant to hold smaller mo bile devices more naturally and closer to the body for configura tions B1 B2 D1 and D2 10 Carefully place the Tobii X2 30 X2 60 Eye Tracker into the eye tracker slot at the bottom of the main body Make sure the eye tracker is turned so that the Tobii logo can be read not upside down Push the eye tracker into the slot until it snaps into place You may need to manually adjust the eye tracker position to get it to snap into its correct place 11 To make sure the eye tracker stays in place and avoid damage should someone pull theUSB cable fasten the USB cable with a piece of Velcro to the main body 12 Attach the included USB extension cable to the eye tracker s USB cable 3 2 Attaching a Mobile Device To attach the mobile device or other tested object on the Mobile Device Stand use either adhesive mounting putty left in pic ture or the Nanopad right in picture The mounting putty will adapt to different shapes and textures and stick more firmly while the Nanopad allows easier device mounting and removal 8 3 Assembly Instructions Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US To use the mounting putty 1 Knead a piece of the putty large enough to cover the mobile device holder to make it softer it sticks better when soft 2 Firmly press the moun
24. rlsrov gen 2D Niedenau 45 Room E2 29 F 3 4 13 Takanawa Minato ku 510 N Washington Street Suite 200 S 182 53 Danderyd D 60325 Frankfurt am Main Shanghai Industrial Investment Building Tokyo 108 0074 Fall Church VA 22046 Sweden Germany No 18 Caoxi North Road Japan USA Shanghai China Toll Free 1 888 898 6244 Phone 46 8 663 69 90 Phone 49 69 24 75 03 40 Mobile 86 180 1558 6966 Phone 81 3 5793 3316 Phone 1 703 738 1300 Fax 46 8 30 14 00 Fax 49 69 24 75 03 429 Fax 81 3 5793 331 7 Fax 1 703 738 1313 www tobii com www tobii com www tobii com www tobii com www tobii com sales tobii com sales de tobii com sales cn tobii com sales jp tobii com sales us tobii com
25. rod is used when the bracket holder is mounted configurations B1 B2 D1 and D2 2 Place the calibration plate fixing rod in the hole located below the hand screws that hold the guide bars Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 3 Assembly Instructions 9 3 Place the calibration plate on top of the mobile device Make sure that the U shaped cut out of the plate fits around the scene camera pole 4 Adjust the calibration plate so that the holes cut in the calibration plate align with the two rods located next to the scene camera pole Align the hole at the bottom of the calibration plate with the calibra tion plate fixing rod 5 Once the holes are aligned with the rods push the calibration plate down towards the mobile device until it is resting flat on top To remove the calibration plate 1 Carefully lift the calibration plate from its fixed position before removing it 2 Remove the calibration plate fixing rod by pulling it straight out 3 4 Adjusting the Tilt Angle of the Tobii Mobile Device Stand The Mobile Device Stand tilt angle can be adjusted to accommodate for different participant heights positions and setups The objective when adjusting the tilt angle is to make sure the participant is in the optimal position for the eye tracker Each partici pant s position should be examined and adjusted using the Track Status feature in Tobii Studio before the calibration procedure starts Ple
26. s may be too far from the eye tracker e g if the person is very tall or is sitting on a high chair In such cases the eye tracker extension can be used to reduce the distance between the participants eyes and the eye tracker Having the participant sit farther away from the mobile device possible when using the eye tracker extension will enable eye tracking on larger devices For a Tobii X2 30 X2 60 Eye Tracker the maximum participant gaze angle is 31 see technical speci fication for further details on gaze angles increasing the distance between the participant and the mobile device will improve the eye tracking data quality for larger devices See illustration Maximum gaze angle N Trackable areas Bracket holder C with Eye Tracker Extension E without Eye Tracker Extension Trackable areas Flat holder __Jwith Eye Tracker Extension E without Eye Tracker Extension To mount the eye tracker using the eye tracker extension 1 Place the eye tracker extension into the eye tracker slot where the eye tracker would normally be placed Make sure the eye tracker extension is mounted as shown in the magnified illustration Tobii Mobile Device Stand for X2User s manual v 1 0 1 en US 6 Mounting the Eye Tracker Extension 21 2 Lock the eye tracker extension into place with two small M6x15 hand screws screwed from the back of the eye tracker slot in the main body 3 Carefully place the Tobii X2 30 X2 60 Eye Tra
27. section Click Edit in the Video codec section 3 Move Morgan M JPEG Compressor from the right column to the left column using the arrow lt in the dialog box click OK to confirm Now Morgan M JPEG codec is available in the Video Codec drop down list To configure the Perspective Calibration 1 Make sure the calibration plate is mounted on the Tobii Mobile Device Stand 2 Inthe Scene Camera Element Setup dialog click New in the Perspective Calibration section A snapshot of the calibra tion plate will appear in the Calibration Image window Click Zoom to enlarge snapshot A new window will appear showing a larger image of the snapshot In the window showing the large snapshot drag and drop the five small red squares to perfectly align with the dots on the Calibration Plate there is one center dot and four corner dots and all of them should be aligned The window can be maximized to increase precision a New penjert 4 Tobe Studo 320 gt amp Hu File View Took FerSight Help amp Eve Teacher X2 30_Compect X50 010103004523 OF 5 Click OK to close the window when all dots align perfectly with the dots on the calibration plate 6 Click OK in the Scene Camera Element Setup dialog to close it Gi Anytime you move the scene camera or make adjustments to either the resolution or focus make sure to create a new calibration image using New and readjust the calibration points To configure the calibration
28. the Record User Camera checkbox In the Source dropdown menu select the camera that you intend to use as user camera Cl ae DS Change camera and video settings according to your specifications We recommend you only use a resolution of 640X480 or lower to minimize the load on the computer We also recommend using Microsoft Video 1 codec for the user Camera video 6 Click OK to save the settings and close the dialog 18 4 Configuring Tobii X2 Eye Trackers and Tobii Studio Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 5 Running an Eye Tracking Test Running an eye tracking test using the Tobii Mobile Device stand with the Tobii X2 30 X2 60 Eye Tracker is in many ways similar to using the Tobii X2 30 X2 60 in other setups Therefore in this User Manual we will only briefly go through the steps of making a recording The Tobii Studio Manual contains a detailed walk through of how to make recordings in Tobii Studio The following sections will touch upon specific tips and recommendations pertaining to the Mobile Device Stand 5 1 Positioning a Participant for Calibration To get the participants into a good eye tracking position start the Track status before starting the recording This lets you monitor the participants position not only when they position themselves in front of the eye tacker but also during the test Recommen dation Have the participants sit on a height adjustable office chair to enable adjustment fo
29. ting putty on the holder and then gently press the device on top of the putty To remove the device use a twisting motion mild force to avoid any damage to the device The mounting putty can be reused many times Makes sure that the putty does not get dirty to maintain its adhesive strength To use the Nanopad 1 Place the Nanopad on the mobile device holder 2 Gently press the device onto the Nanopad To remove the device gently lift the mobile device in one of its corners and it will come off slowly The Nanopad is reusable and can be cut into smaller pieces to match the size of the mobile device Handle the mobile device gently when attaching or removing it to avoid damaging to the screen or the device Make sure the mobile device is securely attached to the mobile device holder otherwise it may fall off the holder and be damaged or even break 3 3 Mounting the Calibration Plate For each participant the calibration plate needs to be mounted before calibration and dismounted before data collection The calibration plate is used when calibrating a participant in Tobii Studio before each recording The mobile device you intend to use during the test should be attached to the mobile device holder before mounting the calibration plate To mount the calibration plate 1 Locate the appropriate calibration plate fixing rod The short steel rod is used when the flat holder is mounted configurations A1 A2 C1 and C2 and the long steel
30. use any Issues The Microsoft Video 1 codec provides good quality output during Live Viewing but more compressed output during Replay The qual ity of the output may be too low for detailed analysis This codec is a good option if you are mainly interested in Live Viewing If you need better video quality than offered by Microsoft Video 1 we recommend that you download and install the Morgan M JPEG codec which will allow much higher video recording quality with reasonable albeit larger file size output A 60 day trial of Morgan M JPEG can be downloaded for free a small license fee is required for continued use Please note that this codec is a third party application tested by Tobii but not supported as part of the Tobi Studio software package Before downloading and installing the Morgan M JPEG codec make sure your PC meets the system recommendations set by Tobii as a synchronization offset may otherwise occur The Morgan M JPEG codec can be downloaded from http www morgan multimedia com Select Products select Morgan M JPEG Codec not M JPEG2000 and download the 32 Bit version It needs to be added to the list of available codecs in Tobii Studio once the Morgan M JPEG codec is installed To add Morgan M JPEG to the list of available codecs 16 4 Configuring Tobii X2 Eye Trackers and Tobii Studio Tobii Mobile Device Stand for X2 User s manual v 1 0 1 en US 1 Open the Scene Camera Element Setup dialog as described in the beginning of this
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