Lang 2 stereotest – Moon, Star,
Elephant, Truck. 200′′ – 600′′disparity.
The Lang Stereo Test is used to screen stereopsis in children. No polarized or red/green glasses are needed. The test includes animal pictures viewed at 16″ (40 cm). Simple shapes have to be detected. Disparity Star: 200″, Moon: 200″, Truck: 400″, Elephant: 600″
Tests stereopsis from 800 to 40 seconds of arc on patients as young as 2 years of age. The test is designed as a matching game. Patient matches pictures on the left side of the book with those on the … Continued
Tests the ability to identify forms from random dot backgrounds. Includes standard 3-D glasses.
Red/green glasses are important in a variety of diagnostic tests. These glasses are stylish and will wrap around your patient’s face. Reverse glasses have the green filter over the right eye. The red and green color lenses have been designed to produce the proper hue and tint. … Continued
The patient is asked to distinguish between a raised “E” and a non-stereo target. Includes adult and children’s 3-D glasses.