"WardsSci000057"

Ishihara Color Blindness Test Charts help students evaluate congenital, complete, and incomplete color blindness.

A rheostat controls the light intensity coming from the incandescent lamps in the instrument heads, and the battery handle utilizes a bayonet for changing the multiple instrument heads in this multipurpose kit.

For testing hearing and sensation.

Full assortment of blades and handles in a fitted case.

Compatible with all major brands.