User`s Manual
Contents
1. 10 x 6 x 2 Field of view is customizable by changing the camera lens Tracking resolution is adjustable far beyond reasonable limits the system is capable of tracking involuntary head movement caused by your own heartbeat The camera includes 1 4 20 thread which could be mounted anywhere using standard photographic equipment accessories It is attached to the system box using 1m 3 cable Installation Unpack Point processor camera power supply and cables Connect the camera to processor using supplied 15 pin cable Disconnect mouse from the computer and plug it into port marked MOUSE IN Plug a straight through 9 pin M F cable frequently called serial or mouse extension cable to the computer port where the mouse was and plug the other end into processor port marked MOUSE OUT 5 Plug in the power supply jack into the processor then plug it in the AC wall outlet 6 Start your computer 7 Adjust your mouse parameters in Control Panel for no acceleration slowest mouse movement O Note The Point must be powered up before Windows is started otherwise Windows will not recognize the mouse Install the adhesive dot target on user s glasses forehead etc Point the camera so it has a good view of the dot at approximate distance of 2 to 3 feet this distance can be increased to 4 6 feet and further by using larger 11mm dot Configuration Point comes from the factory adjusted for the average user so it works stra2. when using drafting and graphics design programs Major Features Eliminates external devices for mouse clicking Mouse clicks are generated by head movement e g nodding You do not need large button switches nor any sip and puff device Rejects Head Movement Tremor Mouse cursor moves smoothly even for users with significant head tremor Works In Any Light Conditions Nowhere does it get too dark or too bright Point will work when your face is lit by direct sunlight in dotless mode as well as when you are in complete darkness in dot mode No installation Point replaces the standard Microsoft Mouse It requires no installation or setup of any specialized software It does not load your computer s processing resources in fact your computer simply thinks it has a mouse connected to it Easy upgrading Point uses reprogrammable FLASH technology The firmware can be updated by anyone with a modem internet connection or from a diskette Firmware updates will be available from internet on our web site as new features become available Wide field of view The field of view is 60 degrees and it is customizable by changing the camera lens Standard lenses with M12x0 5 thread are used Tracking resolution is adjustable beyond user s needs the system is capable of tracking involuntary head movement casued by your own heartbeat Minimal infrared radiation Point uses minimum amount of infrared radiation to illuminat
3. Point User s Manual Preliminary Release 02 HOW 1b O pease teuaideupsniaa ss E ET a NE Sat 3 A O OT OOO 3 A soecussuegezweasoecnuausbeanedbetenaudaaadoneausteoseteasih onanedgepensaouapsaeeaas 3 Major Features iii TAN 3 Eliminates external devices for mouse CliCkiN8 coooonnnocccnonccconccononncnnnnononccnonaccnnanonnnncnonncnnnc can cncan cn mnnccnnncons 3 Rejects Head Movement Tremor ceseescccsseecsseceesseecsscecsseecsseecssaeeesseecsaeecsseecseecsseesesseeesseessaeesaeessseeeses 3 Works In Any Light Conditions cee ceeeeeesecesseecsscecsseecesceeesaeecsacecsseecseecesaeecsaeecsaeecsaeessaeeesaeenaeeesaeeseaeers 3 No installations E E EE E E E tata 3 Easy pgr din geocoin rn n E E E E E E E EE E E T ET E 4 Wide field of view oido di 4 Mimimal infrared radiation iss insor a A A A a a O T EE Ee AVTA EAA VANES aSa 4 Allows use of Microsoft Mouse simultaneously with head pOiNtiN8 oocoooccccnnonccnnononcnnnnnnncncnnnnnnononnncnnnnnnnnos Separate Camera and Processor esiosas ien irate eve aie aie aa ees tld aia eile 4 Technical Data hras a ies engi mei ici 4 nstallati on s sb aise eee aes a a ek ae ias 5 Confusion 5 Opt A A a E 6 Overall SensitiMicacuionita dra iaa ci 6 Vertical Sensitivity iii A da N 6 Click Generato e erea oia a ih teen he 7 Dot Mode iii Seed ies Se a ek ee ee 7 Filter bevel cata ion Seite iden eet aa ar Geese Gane ee tea 7 Auto Mode Switchover i ie Sassen See he as as
4. Se ek eT A ee 7 Acceleration Enables siti ten seis ito soba de aa acta iaa dete ae 7 Acceleration Threshol disci seis S site cr id A aa aah 7 Acceleration Exponent cccscccccsssseeceseseeeeseneeeceseaeeccseneeeceeaneeecseaeeecsenaeeesesaneeesseaeeeeeseaeeecnaseseneneeeeenneeeess 7 SO SN IN 7 MENA A pedetercestuseunpates svepsiagodna otetcvverdenedap etch evesadegedeesvebswvecdtvevestescdstevsendenashy odteeess 7 TroubleshoOotn tea settee do oe 8 Tro bleshooting AAPP point cakcetesedepobubeespstehorepsdebests etebehpadeaedecespsdeherep steht 8 W H re to pet Del piss nuca AI i dali 8 Introduction The Point head controlled pointer is used to replace your computer mouse It gives you control of your computer using only head movement The device has two parts a small camera to be placed on the top of your computer monitor or a laptop computer and a processor unit to be placed anywhere you like The head controlled pointer is easy to set up you plug a cable from our head pointer to your computer s mouse port and you are ready to roll How it works Dotless Mode Nothing is attached to your head Point uses the image of your face to track your head movement Dot Mode A small reflective dot is placed on your forehead or glasses The small camera which is placed on top of the computer screen accurately tracks the movement of this dot This mode is useful where very accurate positioning of the mouse cursor is required e g
5. e the dot much less than some competing products The radiation is less than 1 of that allowed by the ANSI Z136 1 standard when viewed from a typical distance of 20 inches 50 cm When it is used in dotless mode it works using ambient light and does not emit any infrared radiation at all Allows use of Microsoft Mouse simultaneously with head pointing Point has a mouse pass through port Any Microsoft compatible mouse can be plugged into it and used simultaneously Moving or clicking the standard mouse overrides the head pointing head pointing will resume after 4 seconds of inactivity of the standard mouse Separate Camera and Processor When we started we wanted to make your life more comfortable we wanted to design something that actually works as smoothly and reliably as real mouse and we wanted to do away with those alien devices like targets glued to your forehead and sip and puffs We found out we needed lots of processing power to do that and we ended up with a bigger box As an extra we have some processing power left for future enhancements Technical Data Field of view 60 horizontal 60 vertical Operating range 20cm 8 to 200cm 80 Tracking resolution 0 0002 rad 0 1mm at head to camera distance of 50 cm Computer interface RS 232 serial port Microsoft Mouse protocol Power 12V 1A 120VAC wall adapter supplied Camera Dimensions 60mm dia x 60mm long 2 1 4 Processor Dimensions 260mm x 150mm x 50mm
6. ge of the screen then turn right to see the right edge The pointer should move across the whole screen and reach the opposite side just at the same time as The ideal sensitivity is achieved when the pointer on screen appears to follow user s gaze Vertical Sensitivity This option works relative to Overall Sensitivity it independently adjust the vertical sensitivity Click Generator When enabled left mouse button single click can be generated by short shallow nod Click Generator is automatically disabled when there is button plugged into the left button jack Dot Mode When ON Dot Mode is enabled and user is required to wear reflective target dot When OFF Point tracks head motion without any dots using the image of user s face Filter Level Increasing the filter level will reject progressively more head tremor and also give the pointer smooth tracking feeling Note that at higher levels the tracking becomes sluggish though still accurate Auto Mode Switchover This option is only available on the Dot Dotless model when set to ON Point will automatically look for face or target to track target taking preference When OFF tracking mode is selected by the Dot Mode option Acceleration Enable Enable pointer acceleration When OFF the tracking is linear pointer movement on screen is directly proportional to head movement Acceleration Threshold Requires the Acceleration Enable option to be ON Set it to number of pi
7. ight out of the box for most users Point can be configured using any serial port even the second serial port on the same computer and standard serial communication software such as Windows 3 1 Terminal or Windows 95 Hyperterminal Simply plug another serial cable to the AUX port on front of the processor and the available serial port Configure your terminal program to 19200 Baud 8 bits 1 stop bit no parity Set the terminal type to ANSI or VT100 compatible Hit any key on the terminal screen Point should respond with configuration screen below Use UPPER case key to increase turn on LOWER case key to decrease turn off G Overall Sensitivity 50 S Auto Mode Switchover OFF V Vertical Sensitivity 1 18 M Acceleration Enable OFF C Click Generator ON T Acceleration Threshold 0 D Dot Mode ON A Acceleration Exponent 00 F Filter Level 0 E Automatic Exposure OFF K Save Configuration X Manual Exposure 1 00 Hit the appropriate letter to adjust the option using UPPER case letter to increase or turn on the option using lower case letter to decrease or turn off the option Note that some options can not be adjusted on some models Options Overall Sensitivity Use the G or g key to adjust Decrease for users who have lot of motion and or sit close to screen camera Increase for users with little motion or for users who are far from camera Have the user look straight ahead then turn their head left so they look at the left ed
8. r of the front panel using a paper clip or pen tip Wait about 6 to 8 seconds the pointer on screen should slowly move from bottom right corner diagonally across the screen to top left corner then to center of the screen If this happens proceed to step 4 Otherwise check cable connection from the processor to the serial port of the computer Check if the mouse driver is configured for the correct port check if the cable is connected to same port where the mouse was unplugged from Step 4 Point the camera in direction of non reflective surface wall office partition etc Use the 8mm dot put it on the tip of your finger and move the finger slowly around in the center of the camera field of view starting from about 1 foot to about 4 feet of distance If the pointer does not start moving call us Where to get help Please e mail us with detailed description of your problem at info alfalab ca
9. xels up to which the tracking should be linear Acceleration Exponent Requires the Acceleration Enable option to be ON Increasing this number will make the pointer move progressively faster This option is similar to mouse speed on the control panel Automatic Exposure Only available in Dotless Mode enables the Point to slowly adjust to ambient light conditions Manual Exposure Only available in Dotless Mode used to set the exposure manually in places where ambient light conditions are particularly difficult or change abruptly Troubleshooting If you have a problem with the Point please first unplug it and plug in the Microsoft compatible mouse If the mouse works but Point does not troubleshoot the Point following the procedure below and e mail us at info alfalab ca with the result if unsuccessful If the mouse does not work either please contact the mouse manufacturer or supplier for support Troubleshooting procedure Nothing is happening i e there is no pointer on screen or it is not moving at all Step 1 If the red light on camera is on Point has power proceed to step 2 Otherwise check in order 1 Camera connected to processor 2 Power supply connected to processor 3 Power supply plugged into AC outlet AC outlet has power Step 2 If there is a pointer shown on the computer screen but it is not moving proceed to step 3 Step 3 Press the RESET button in the left lower corne
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