DiagnosticGame app: Stereopsis

  • Measure stereo acuity from 3200 to 40 seconds of arc.

  • Calibrated Red/Cyan glasses required (sold separately).

Tutorial slideshow..click a silde:

STARTING SCREEN
STARTING SCREEN

CHOOSE STEREOPSIS

SELECT Qualify or Play
SELECT Qualify or Play

If this is the first time playing, choose Qualify.

Put on RED/CYAN Glasses
Put on RED/CYAN Glasses

3D can not be seen without the RED/CYAN Glasses.

Qualifying Image
Qualifying Image

Subject touches the TOP fused circle appearing to be coming out of the screen towards the subject wearing RED/CYAN glasses

Success; Sees 3D image
Success; Sees 3D image

If patient fails to see image, advance to a smaller 3D image, such as, 640 seconds of arc. Some people can't fuse very large 3D images.

Select PLAY
Select PLAY
Select Starting Level
Select Starting Level

Scroll Down to starting point 3200 to 40 seconds of arc. Saves time but risks the need to restate at a larger level.

80 Seconds of Arc Selected
80 Seconds of Arc Selected

Subject must achieve this level to prevent error message and restarting.

Put on Glasses Prompt
Put on Glasses Prompt

Need RED/CYAN glasses to see 3D.

Opoos, Choose larger than 80
Opoos, Choose larger than 80

Subject failed to achieved the 80 seconds of arc selection, choose large 3D image to start.

320 Seconds of Arc Selected
320 Seconds of Arc Selected

Larger starting point

Success, Finished
Success, Finished

Final result 40 Seconds of Arc, see the 40 in the right lower corner. Also seen in Results Page.