Simulators for Testing and Teaching

Optical Diagnostics

The Purcell Group built these four optical simulators to be used by test takers as preparation for certification tests. Each simulator has two parts:


Choose the Practice option for any course to see how it works.

How To

Choose Orientation for a review of operation. It’s animated and voiced.

The four pairs are technical precursors to the Streak Retinoscopy simulation you are reviewing here.