Test Instructions

Below you can download the official Frisby Stereotest instructions (PDF format) for each test. They outline test setup, administration, scoring and interpretation, and are intended for use by clinicians, educators, and trained vision-care professionals.

Frisby Near Stereotest (3 plates)

Download the instructions for administering the Frisby Near Stereotest, using real-depth targets at near viewing distances.  The instructions include recommended viewing conditions, test distances, plate selection, and interpretation of results.

👉 Download Frisby Near Stereotest Instructions (PDF)

Frisby Screener Pocket Stereotest (1 Plate & 2 Plates)

Download instructions for the Frisby Screener Pocket Stereotest — a portable, simple and effective screening tool designed for rapid assessment of stereopsis in clinical, educational, and community settings.  The guide outlines correct positioning, administration steps, and guidance on interpreting responses.

👉 Download Frisby Pocket Screener Instructions (PDF)

Frisby Davis Distance Stereotest (FD2)

Download the instructions for the Frisby Davis Distance Stereotest, designed to assess distance stereoacuity using real objects at 6, 4 and 3 metres.

This guide includes test setup, alignment guidance, test procedure, and interpretation of results.

👉 Download Frisby FD2 Distance Stereotest Instructions (PDF)

If you require further information, clarification on test administration, or replacement documentation, please contact us and we will be happy to help.

Instructions are provided as guidance for trained users and should be used in conjunction with clinical judgement. All Frisby Stereotests are presented in good faith as a guide to measuring stereopsis.  The diagnosis and any resulting actions are the sole responsibility of the practitioner.