A color vision test, also known as the Ishihara color test, measures your ability to tell the difference among colors. If you don’t pass this test, you may have poor color vision, or your doctor may ...
The Sarnoff Digital Test Pattern When I was approached about evaluating the Sarnoff Digital Test Pattern, my interest was piqued immediately. After all, it's been a long time since most of us have ...
[Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking ...
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