Instructions for the Titmus Near Stereo Test

Abstract

Ask the patient: “Look at each of the [circles] / animals and tell me which one seems to come out closer to you–[top, bottom, right, or left.]” For the circles, the instructions state: “Continue until the patient gives up or makes 2 successive mistakes.”

Angle of
stereopsis…..Circle….Circle======Animal..Animal
at 16 inches…Number….Answer======Row…..Answer
800 seconds……1……..Bottom=====– —
400 seconds……2……..Left======= A……Cat
200 seconds……3……..Bottom===== B……Rabbit
140 seconds……4……..Top======== — —
100 seconds……5……..Top======== C……Monkey
80 seconds…….6……..Left======= — —
60 seconds…….7……..Right====== — —
50 seconds…….8……..Left======= — —
40 seconds…….9……..Right====== — —

The

Appendix 1