Product Details
Worth 4-Dot Binocular Vision Test w/Flashlight & Glasses
The Worth 4-Dot is a test to determine the presence of binocular vision. Consists of a black background and four illuminated discs: two green, one red, and one white. Test is usable at any distance. Includes red/green glasses and flashlight. Requires 2 "D" batteries (not included).
