Dynamic central scotometry

Abstract

MEASURED THE SIZE OF THE CENTRAL SCOTOMA AS A FUNCTION OF TIME IN THE DARK USING RADIOACTIVATED LIGHT SOURCES AND 2 LEVELS OF PREADAPTATION. THE RECOVERY TIME OF 7 SS TO INITIAL SIGHTING IS SHOWN TO BE A FUNCTION OF THE LEVEL OF PREADAPTATION, BUT THE SUBSEQUENT RATE OF SCOTOMA COLLAPSE IS NOT. THUS THIS RATE OF DECREASE IN SIZE IS A RELIABLE PSYCHOPHYSICAL INDEX OF VISION IN NORMAL OS. (15 REF.) (PsycInfo Database Record (c) 2025 APA, all rights reserved)