Baby eye-tracking lab

The baby eye-tracking lab (room K.09) has an arm-mounted EyeLink 1000, and can be used for eye-tracking research with infants, older children, or adults.

Technical specs

EyeLink 1000

• Arm-mounted eye-tracker
• Accuracy (according to manufacturer): 0.5 degrees (monocular, remote mode with target sticker) or 0.15-0.5 degrees (monocular/binocular, participant fixated with chin rest)
• Temporal resolution: 250-500Hz (remote mode with target sticker), or 250-1000 Hz (participant fixated with chin rest)
• Dark-pupil technology
• Distance of participant to the screen: 40-70 cm
• Hardware lives in DOS PC (a.k.a. EyeLink Host PC)
• Illuminators and lenses:
  • 940nm modified Illuminator and 16mm Lens with iris removed for use with Arm Mount on infants under 5-6 months of age
  • 890nm Illuminator with 25mm & 35mm lenses for use in participants older than 5-6 months.

Internal equipment

• Acer AL1717 monitor 17″; 34x27cm viewable area
• Logitech keyboard deluxe 250
• Logitech optical mouse RX250
• BeyerDynamic floormicrophone MPC 66V
• 3-button buttonbox
• Mp3 player with earplugs and usb cable (DFRNCE MP755 4 Gb)
• (Part of arm-mounted eye-tracker) EyeLink CL
• (Part of arm-mounted eye-tracker) EyeLink Illuminator AM 890 or 940nm
• Blue/grey high chair for babies (option A)
• White plastic high chair for babies (option B)
• Pan/Tilt camera
• 2 x Tangent speakers EVO E4 (20-100 Watt)

External equipment

• Stimulation PC (im-lab-et-01r)
  • iiyama Prolite E2273 HDS 22″ monitor
  • HP Compaq 6300 PRO MT PC
  • 3-button buttonbox
  • Intel Core i5 (3e Gen) 3470 / 3.2 GHz ( 3.6 GHz )
  • 8 GB DRAM
  • 250 GB SSD + 1 TB HDD
  • Windows 10, 64 bit + Kubuntu 16.04
  • audio card Asus Xonar D2

• SR Research Eyelink PC
  • Win7 / Eyelink (msdos) dualboot
  • Acer V173 17″ monitor

• Audio Equipment:
  • (Phonic AM 440 Mixer)
  • Sony TA-FE230 Amplifier
  • BeyerDynamic Headphones DT770 (2x 600 Ohm)
  • AiPhone LEF3 (not connected)
  • Acer V173 connected to eyetracker
• Video recording PC:
  • Logitech C920 webcam (on top of participant screen)
  • Recording PC (im-lab-k09-02) exact specs, TODO
  • Note the startup order for all PC’s if you want to use video recordings!
  • See howto (how-to-link TODO)

Room details

• Room number: K.09
• Phone extension: 6548
• Reserve this facility

Usage rules

Keeping the facilities in this lab in the best possible condition requires your cooperation; please read the house rules and stick to them. Especially important:

• Never ever change or remove any wiring; don’t pull out any plugs
• No eating or drinking (except coffee, tea, water)
• Clean up
• Ask for help, report all problems