The test consists of 15, 2″ x 2″ (5 cm x 5 cm) red, blue, and white plastic chips designed to help parents, teachers, and doctors assess children’s visual difficulties in twilight. The test situation is not a formal test of night vision but gives useful information on visual adaptation to lighting changes.
Cone Adaptation Test
SKU : 252900
The test consists of 15, 2″ x 2″ (5 cm x 5 cm) red, blue, and white plastic chips designed to help parents, teachers, and doctors assess children’s visual difficulties in twilight. The test situation is not a formal test of night vision but gives useful information on visual adaptation to lighting changes.
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