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Cone Adaption Test

Item #: GL252900

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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.

Call Toll Free 1-800-348-2225 or (574) 259-2070

Fax to (574) 259-2102 or (574) 259-2103