SR Research EyeLink 1000 Installation Manual Download Page 24

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Tower Mount Installation

2005-2010 SR Research Ltd.

Tower Mount Installation

Please follow the steps below to mount the EyeLink 1000 Tower onto the table and to install
the camera.

Figure 3-1

illustrates adjustable parts on the EyeLink 1000 Tower (a Standard

Camera is used in this illustration).

Figure 3-1: Components of EyeLink 1000 Tower

Summary of Contents for EyeLink 1000

Page 1: ...e Tower Desktop LCD Arm Primate and Long Range Mounts Remote 2000 Hz and Fiber Optic Camera Upgrades Version 1 5 2 Copyright 2005 2010 SR Research Ltd EyeLink is a registered trademark of SR Research...

Page 2: ...0950 00 CAN CSA is certified by Entela an independent testing body CLASS 1 LED DEVICE IEC 60825 1 Ed 1 2 2001 CONTACT ADDRESS SR Research Ltd 150 A1 Terence Matthews Crescent Ottawa Ontario Canada K2M...

Page 3: ...ng the Tower to a Table 17 3 2 Mounting the High speed Camera and Cabling 18 3 2 1 Cabling for the Standard Camera 19 3 2 2 Cabling for the Fiber Optic Camera 19 3 3 Adjusting Head Rest Components 20...

Page 4: ...Range Camera Setup 46 7 7 1 Acquire Preliminary Measurements 46 7 7 2 Assemble the Long Range Mount Components 46 7 7 3 Align the Camera Head and Illuminator 48 7 7 4 Put the Mount into Position and F...

Page 5: ...ink 1000 Network Connection 73 9 1 6 System and Programming Tools Required 74 9 2 Mac OSX Installation 75 10 Appendix A Host PC Hardware Installation 76 10 1 Installing the High Speed Frame Grabber PC...

Page 6: ...era and Illuminator Cables for a Standard Camera Used in the Tower Mount 19 Figure 3 6 Fiber Optic Camera in the Tower Mount 20 Figure 4 1 EyeLink 1000 Desktop Mount Components 21 Figure 4 2 Desktop M...

Page 7: ...e Illuminator 47 Figure 7 9 Pointing the Camera a visible illumination boundary indicating poor lighting of the left portion of the camera s view left and a fully illuminated target indicating intense...

Page 8: ...artition Type Selection 80 Figure 11 6 Create a Custom FAT 32 Partition 81 Figure 11 7 Windows Explorer Tools Folder Options Dialog 82 Figure 11 8 Select Partition to Rename 84 Figure 11 9 Select Desc...

Page 9: ...k 1000 throughout this document with important exceptions noted where necessary The basic steps in installing the EyeLink 1000 system are 1 Unpack and Install the EyeLink 1000 Hardware 2 If your syste...

Page 10: ...access to both computer keyboards and monitors Figure 1 1 Suggested EyeLink 1000 System Layout x If you are using the SR Research chinrest please make sure you have a sturdy table available to clamp t...

Page 11: ...sure the room can be kept quiet that no distracting items are viewable by the participant and so on It is a good idea to ensure that the participant cannot see the host monitor without turning their h...

Page 12: ...ng the EyeLink 1000 Tower Mount please be careful as it contains glass that may have been broken during shipping IMPORTANT The EyeLink 1000 Tower assembly should be held by the vertical posts and shou...

Page 13: ...tional Ethernet card for use on local network a dedicated Ethernet port is ideal to connect to the EyeLink 1000 system x A keyboard and mouse or other pointing device x Free USB ports if EyeLink Data...

Page 14: ...DFE538 TX Ethernet PCI card or Agere ET131x Gigabit PCIe card 3 Optional Analog card if purchased 4 SR Research EyeLink CL CD Please note that each EyeLink 1000 system requires a camera specific SCD...

Page 15: ...nation source and an apparatus for holding the EyeLink 1000 camera Each Mount option has a separate chapter to be consulted regarding its installation Mount types for the Standard Camera include the D...

Page 16: ...et card port on the Host PC marked with an EyeLink Ethernet label Connect the other end of the cable to the Ethernet port on the Display PC that you will later configure for use with the EyeLink syste...

Page 17: ...e attached to the Standard Camera once it is placed in its Mount 4 Plug the 12V power supply s small circular end into the standard EyeLink 1000 camera Plug the other end of the power supply into a su...

Page 18: ...fore you start installation 1 EyeLink 1000 Fiber Optic Camera components appear in Figure 2 3 Items ii and iv are only supplied if setting up the fiber optic camera for use with a Desktop Tower Primat...

Page 19: ...cabling usually a Phillips and or slotted flathead screwdriver will do 2 4 2 2 Fiber Optic Camera System Wiring Fiber Optic Camera cabling steps are see Figure 2 2 1 If not already completed attach th...

Page 20: ...R and L and should be plugged into the corresponding marked sockets on the Camera Base Box on the rear beneath the power connector ii Plug the fiber optic connector of the Integrated Extension Cable i...

Page 21: ...amepad and Microsoft USB Sidewinder gamepad right If you have purchased an optional button box response device for the Host PC VPixx Professional button box modified Gravis Destroyer Gamepad or the Mi...

Page 22: ...ard by copying and renaming the EYELINK Drive ELCL EXE BUTTONS EXP file as EYELINK Drive ELCL EXE BUTTONS INI which configures the expansion port as the default BNC Connector Label Eye Data Line 0 Mon...

Page 23: ...tracking situations Table 2 lists recommended lenses for a range of eye to camera distances as a function of the type of mount being used In all cases eye to camera distance is listed in cm and measu...

Page 24: ...stallation Please follow the steps below to mount the EyeLink 1000 Tower onto the table and to install the camera Figure 3 1 illustrates adjustable parts on the EyeLink 1000 Tower a Standard Camera is...

Page 25: ...e right Placing and Adjusting Tower Mount The camera mount is quite heavy and cumbersome to move For safety purposes it is recommended that two people participate in setting up this piece of the equip...

Page 26: ...rticipants Once the Tower height is set for a normal operation it does not need to be adjusted further The experimenter should adjust the heights of the chair and or chin rest on a participant to part...

Page 27: ...he CameraLink cable to the top of the EyeLink 1000 high speed camera Connect the EyeLink 1000 power supply that was provided with your system to the power connector on the left side of the EyeLink 100...

Page 28: ...zontally aligned with the chinrest HINT measure from the left and right knobs on the chinrest to the left and right sides of the top of the display area of the monitor these should be equal y Adjust t...

Page 29: ...High Speed Camera and Cabling The EyeLink 1000 Desktop and Long Range Mounts can be configured to track eye movements up to 2000 Hz monocularly or 1000 Hz binocularly with the 2000 Hz camera upgrade T...

Page 30: ...on the mount to ensure the camera is in the right position If you are using the Fiber Optic Camera make sure the fiber optic cable is not twisted or bent Figure 4 3 Camera Level Position for Remote a...

Page 31: ...the left side of the EyeLink 1000 high speed camera Connect the EyeLink 1000 power supply that was provided with your system to the power connector on the left side of the camera see Figure 4 5 Figur...

Page 32: ...o the center of the display PC monitor and the top of the illuminator should be as close to the lower edge of the visible part of the monitor to maximize the eye tracking range If you are using the ch...

Page 33: ...8 4 Customizing Your PHYSICAL INI Settings to modify the PHYSICAL INI file settings Check whether the camera is set to the Level position the elongation of the camera should be parallel to the table s...

Page 34: ...ssembly three Velcro strips rolled and piled cabling emerging from the end of the LCD Arm which runs diagonally throughout the photo the Arm Base two L shaped Imperial Allen wrenches 2 5 and 6 extende...

Page 35: ...elow the surface level of the table to which it is mounted to 23 cm above it This places the bottom of the monitor from 2 cm below the table surface to 32 cm above it Two LCD Arm extender units are sh...

Page 36: ...to the base and screwing the bracket back to the base The bolt must now be turned through the short portion of the L shaped bracket in order to meet and apply pressure to the shim on the underside of...

Page 37: ...ink 1000 LCD Arm Mount s Camera and LCD Assembly holds an LCD computer monitor the EyeLink 1000 high speed camera in the level position and an infrared illuminator light source These are affixed as a...

Page 38: ...of the Integrated Extension Cable into the Camera Head along with the 5V pressure sensitive power connector Plug the illuminator 3 5 mm 1 8 mini plugs that emerge from the LCD Arm s illuminator male...

Page 39: ...or support bracket to which the cable will eventually be attached this will prevent the cable from binding against the bracket when the LCD Arm is twisted in various directions Follow these steps 1 Fi...

Page 40: ...ay PC and the final two go to a power source x Connect the thick CameraLink cable emerging from the bottom of the LCD Arm to the EyeLink card on the Host PC Be sure to tighten the thumbscrew connector...

Page 41: ...len wrenches supplied Recall that all hexagonal screws on the LCD Arm are in Imperial units Loosening a joint typically turning counterclockwise too much may make it so that it does not stay in the de...

Page 42: ...ntly rocked back and forth to wiggle them free As the LCD Arm is fully loaded this requires the rocking of large portions of the entire unit To minimize the potential for damage as many pieces as poss...

Page 43: ...er does the lifting so that the table is not merely lifted off the floor Some wiggling of the LCD Arm and its shaft may be required to make it come free from the Arm Base s holder cup Once free the un...

Page 44: ...can thereby see visual stimuli being shown by looking through the hot mirror while the camera has a good view of the eyes Typically the distance between the camera and where the eye would be for monoc...

Page 45: ...level of 1 0 mW cm at the eye which is comfortable for extended viewing with a reasonably sized corneal reflection The EyeLink 1000 illuminator bracket is designed to provide a rigid connection betwee...

Page 46: ...nses the performance of most lenses is rather poor in infrared with blurry or dark images resulting from lens coatings or non optimal design The Standard Camera configuration uses a 25 mm focal length...

Page 47: ...a Contact SR Research for information about operating in this configuration x It is possible that an extra bright reflection may appear above the pupil in the eye image as the illuminator may directly...

Page 48: ...can be positioned at either a level or angled orientation while the Long Range Illuminator attaches to an Illuminator Mounting Clip in a flexible manner so that the illumination can be adjusted vertic...

Page 49: ...out requiring time consuming adjustment of the components Loosening the knob on the back of the Illuminator clip allows heading position and tilt of the Illuminator to be adjusted Loosening the knob o...

Page 50: ...The top part of Figure 7 4 shows the Camera Head Bracket attached to the Mounting Bar without the camera in the horizontal or Level position for monocular recording left and Angled for binocular reco...

Page 51: ...immobile at the position and orientation at which it is being held Figure 7 4 Bracket in the Level Position left and Angled right without the Camera Head top and with the Camera Head bottom Figure 7 5...

Page 52: ...ng the illuminator but will be used at a later step Figure 7 6 Tripod Adapter left Desktop Base middle and Mounting Bar attached to the Tripod Adapter using Two Brass Bolts right 7 5 Affixing the Moun...

Page 53: ...d DC power through a patch panel or filter plate into an RF shielded room such as an MRI room The AC converter is designed to plug into an RF line filter before connecting to the patch panel filter pl...

Page 54: ...fic solution for particular MEG or MRI hardware may wish to skip ahead to Section 7 8 for MEG or Section 7 9 for MRI mounts 7 7 1 Acquire Preliminary Measurements The first few steps in setting up the...

Page 55: ...minator Separation The further away the mount is from the eye the greater the ideal separation of the camera and illuminator On the top of the mount are numerically marked distance scales that indicat...

Page 56: ...In this step we will shine the Illuminator at a Target Screen or even a wall at the distance where the participant s eye s will eventually be and ensure that the camera s view is centered within the...

Page 57: ...Illumninator as follows x While monitoring the global camera view adjust the illuminator s tilt up and down by rotating the clip around the Mounting Bar so that the Target Screen is brightly illuminat...

Page 58: ...the zoomed view while turning the focusing ring until the eye image is clear If a colored circle CR signal appears near the pupil the best focus will minimize the size of this circle The system is now...

Page 59: ...onstruction making contact with the participant or their chair in order to prevent the subject from introducing any form of vibration to the apparatus 2 Screen Mount A Screen Mount is designed to clam...

Page 60: ...uminator are designed to operate at the opening of the bore or even in the bore where appropriate mounts exist Typically it is desirable to position the Mounting Bar with the Camera Head and Illuminat...

Page 61: ...head coils and display screen configurations are possible To date the EyeLink 1000 mounts have been installed in at least the scanner configurations listed in Table 3 Other configurations may be possi...

Page 62: ...32 channel bottom Possible End of Bore camera centered or off to one side 32 Channel Siemens No End of Bore camera off to one side currently there is no replacement first surface mirror available for...

Page 63: ...7 12 or off to one side or the other left and top middle images of Figure 7 12 for difficult tracking environments Similarly the height at which the Mounting Bar is positioned can be adjusted and two...

Page 64: ...that both the Illuminator and Camera Head be placed on the same side of the Mounting Bar to make the camera view slightly more peripheral To optimize the eye tracking the subject s head should be ele...

Page 65: ...something sturdy with no ferromagnetic content such as a stool or table from within the MRI room For binocular recording the Desktop Base and Mounting Bar should be centered at the end of the bore Fo...

Page 66: ...urce is likely to be desirable so that the camera can have a view of the eye that is as perpendicular as possible Having a view of both eyes will enable binocular recording or the easy ability to swit...

Page 67: ...ired 7 9 3 1 Replacement First Surface Head Coil Mirrors SR Research is currently working to replace the standard mirrors on popular systems Due to time consuming and labor intensive manufacture of th...

Page 68: ...era Head is pointed as detailed in Section 7 7 3 While measuring distances also be sure to measure the eye to screen top and bottom as well as the width and height of the projected image This time the...

Page 69: ...this is an alternative method to aligning the Camera Head and Illuminator after finding the eye in the center of the global camera image adjust the illuminator angle so that the eye s and its their su...

Page 70: ...ays be appropriate For instance if a display projection eliminates the ability of the subject to view the corners of the display e g so that the bottom part of the display can use more of the bore s a...

Page 71: ...of the points in the horizontal or vertical dimension respectively The commands as used below shrink to 88 of the X dimension of the display and 53 of the Y dimension of the display Simply include the...

Page 72: ...64 Long Range Mount Installation 2005 2010 SR Research Ltd...

Page 73: ...reate the EyeLink partition and install the Host software 8 1 Running the EyeLink Host Program Turn on the Host PC If your system shows the Windows Boot Manager interface select the default EyeLink pa...

Page 74: ...that the camera is transmitting images to the Host application A screenshot of the large field of view of the EyeLink 1000 camera Tower Mount is illustrated in Figure 8 2 Please consult Chapter 3 An E...

Page 75: ...is properly seated 8 2 3 EyeLink CL camera not found Sometimes the eye tracker will not start and the following EyeLink CL camera not found error will be displayed in the command prompt EyeLink CL ca...

Page 76: ...L INI file at C ELCL EXE directory contains settings that tell the system about physical characteristics of your setup that are important for proper visual angle and eye velocity calculations Any time...

Page 77: ...ruler be used If your screen is centered in front of the subject a quick method for obtaining the measurements below is to measure the screen width in mm and the screen height in mm and then to divid...

Page 78: ...ct s eye position if using your own chin rest to the point on the monitor directly in front of the knob lay the measuring tape across the top of the shaft of the knob and read distance from the front...

Page 79: ...w values follow these steps 1 Go to the screen_distance parameter 2 Remove the default values for this command 3 Enter new values 4 Repeat steps 1 3 for screen_phys_coords 5 Save changes and exit the...

Page 80: ...x Install the EyeLink Data Viewer and or Experiment Builder software if purchased x Install the USB Key drivers for EyeLink Data Viewer and or Experiment Builder software if purchased x Configure the...

Page 81: ...d to finish and click FINISH to complete installation 9 1 4 USB License Key Installation If you purchased either the Data Viewer or Experiment Builder software you will have been provided with a USB l...

Page 82: ...d Ethernet port of the Disply PC to the supplied network card of the Host PC Alternatively you may need to reinstall the network card drivers To be safe open the Network dialog and remove all componen...

Page 83: ...the software can be downloaded from SR Research Support website https www sr support com forums showthread php t 10 Mount and open the disk image under MacOS then click on the installer and follow th...

Page 84: ...ge IMPORTANT Ensure the computer s power cable is disconnected before opening the computer chassis to install any PCI card WARNING Static Electricity Discharge may cause permanent damages to your syst...

Page 85: ...power supply to the computer Figure 10 2 D Link Ethernet Card 10 3 Installing the Data Translation Analog Card Optional If the analog output option was purchased with your system then insert the Data...

Page 86: ...you wish to launch when you start the Host PC Important If you have a floppy disk drive create the System Commander rescue disks when prompted during installation These may help you recover the drive...

Page 87: ...gram and restart the computer booting from the System Commander Boot CD supplied Figure 11 2 Enable System Commander 11 2 Resize Existing Disk Partition The next step is to resize the existing partiti...

Page 88: ...e resized to make a new partition will normally be the largest chunk within the selected disk Highlight this partition as illustrated in left and then click on the Resize icon 2 In the New size MB fie...

Page 89: ...k Proceed Figure 11 6 Create a Custom FAT 32 Partition 3 Close the Partitioning window by selecting the red X in the top right corner of the window and exit System Commander by clicking Start at the b...

Page 90: ...tition including a required camera specific SCD file Hence the CD is required and it is a good idea to keep the EyeLink 1000 Installation CD in a safe place In some cases Windows may hide certain oper...

Page 91: ...nsert the CD labeled ROM DOS Boot Disk that came with the EyeLink 1000 system and restart the system as you normally would via Windows The next step is to boot off of the CD You may need to press F12...

Page 92: ...e left side of Figure 11 9 3 From the screen in the right side of Figure 11 9 click on the arrow buttons of the Current Selection box to select the FAT 32 OS In the EDIT DESCRIPTION box type EyeLink U...

Page 93: ...fault OS from the Settings window 2 Check the box beside Auto select timeout and set the number of seconds for System Commander to wait before booting the default operating system Indicate the default...

Page 94: ...nused portion of the drive Finally under Vista we will configure the boot loader so that the system can be booted into either ROM DOS or Windows Vista You will require x a ROM DOS Boot CD supplied wit...

Page 95: ...from the Vista install DVD 9 Install Vista on the second partition or if no second partition is shown on the remainder of the drive 10 Enter User Names and Passwords as desired and once the Vista ins...

Page 96: ...on the menu to go into the EyeLink partition or select Windows Vista to boot into Vista You can now copy the EyeLink Host Partition files from your EyeLink 1000 or EyeLink CL distribution disk to put...

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