Color Blindness Tests with Video Projector.

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Presentation transcript:

Color Blindness Tests with Video Projector. University of Maryland Demo 03-12 23 November 2K + 4 For CVCA Physics

The number 12 is visible to all people.

The number is 15 to those with normal vision.

The number is 17 to those with red-green deficiencies.

No number is visible to those with total color blindness

The number 74 is visible to those with normal vision.

The number 21 is visible to those with red-green deficiencies.

No number is visible to those with total color blindness

That’s all folks.