Randot Preschool Stereoacuity Test from Stereo Optical Company, Inc.

Tests stereopsis from 800 to 40 seconds of arc on patients as young as 2 years of age in a matching game sequence from left to right.

Randot Preschool includes 3 test booklets:

• Book #1: 200 and 100 sec of arc
• Book #2: 60 and 40 sec of arc