Small movie camera mounted on head of subject, whose eye reflects spot of light into periscope; scene image in camera is instantaneously marked with light spot which indicates position of line of sight; eye movements can be distinguished from head movements.
Head-mounted eye-marker camera
Optical Soc America -- J
Optical Society of America -- Journal ; 52 , n 6
1962
4 pages
Aufsatz (Zeitschrift)
Englisch
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