Hardware Specifications

The SMI REDn scientific is a reliable screen-based eye tracker that enables researchers to conduct fixation based studies with a sampling rate of 30 or 60Hz. Unfortunately, this is no longer manufactured. Please see the Smart Eye Aurora as an equivalent substitute.

The SMI REDn Scientific eye tracker is compatible with the iMotions Screen-based Eye Tracking Module.

Screen-based Eye Tracker
REDn Scientific
Sample rate
30 Hz or 60 Hz
Operating distance
40 cm to 100 cm
Tracking range
50 cm x 30 cm at 65 cm distance
Recovery time
16 ms
Screen size
Use with Desktop Monitor (10” to 27”) or Laptop Display (10” to 27”)
Connection type
USB 3.0
30 cm x 2 cm x 2 cm
75 g
screenshot of webpage with heat map gazepoints

Powerful software

for powerful research

To analyze the eye tracking data you’ve gathered from screen-based eye trackers, you’ll need software that can provide the precision and accuracy your study requires. With iMotions Screen-based Eye Tracking, advanced analysis of visual attention is at your fingertips, so you can visualize and export metrics such as:

  • Heatmaps
  • Gaze replays
  • Areas of interest (AOI)
  • Time to first fixation
  • Saccades & oculomotor events