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Salapatek, Philip; And Others – 1975
This study investigated whether the acuity threshold for distant targets is elevated for infants ranging in age from 24 to 63 days. Using square wave gratings and a modified staircase procedure, acuity thresholds for each of 331 infants were determined for one or more of the distances 30 cm, 60 cm, 90 cm and 150 cm. Acuity threshold was defined as…
Descriptors: Distance, Eye Fixations, Infants, Physiology
Peer reviewed Peer reviewed
Fudin, Robert – Perceptual and Motor Skills, 1970
Descriptors: Alphabets, Eye Fixations, Reaction Time, Recognition
Peer reviewed Peer reviewed
Steinfeld, George J.; Greaves, Sally – Journal of General Psychology, 1971
Descriptors: Difficulty Level, Error Patterns, Eye Fixations, Eye Movements
Peer reviewed Peer reviewed
Rayner, Keith – Cognitive Psychology, 1975
Skilled readers read passages while their eye movements were monitored. Certain critical words were changed by the computer as the eye was in motion. Subsequent data indicated how wide the area is from which a reader acquires information during a fixation in silent reading. (Author/BJG)
Descriptors: Cues, Eye Fixations, Eye Movements, Higher Education
Peer reviewed Peer reviewed
Pipp, Sandra; Haith, Marshall M. – Journal of Experimental Child Psychology, 1984
Visual fixations were recorded in newborn, 4-, and 8-week-old human infants as they scanned displays that varied in contour length, size, number, and a new metric, CVAL (based on Contour Variability, Amount and Location). One of the findings was that both contour length and CVAL separately accounted for approximatel1 95 of looking-duration…
Descriptors: Age Differences, Attention Span, Dimensional Preference, Eye Fixations