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- Ishihara Test for Color Blindness
Take the Ishihara Color Blindness Test now to find out whether or not you are color blind, and how severe your color blindness is!
- Ishihara Test (UPDATED 2025) - ColorBlindnessTest
Take our free online Ishihara color blindness test to check your color vision and identify any color vision deficiencies in minutes The test shows you various Ishihara plates, each displaying numbers that you need to identify correctly to pass this test Remove any glasses with colored lenses
- Ishihara test - Wikipedia
The Ishihara test is a color vision test for detection of red–green color deficiencies It was named after its designer, Shinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917
- Color Vision Screening (Ishihara Test) - MDCalc
Assess for red-green color blindness Ensure proper room lighting and phone brightness Wear any glasses necessary for near vision Hold screen at a comfortable reading distance (~30 inches or 75 cm) Test each eye independently What number does the patient see? Please fill out required fields
- Ishihara’s Test for Colour Deficiency: 38 Plates Edition
Dr Shinobu Ishihara introduced in 1917—almost 100 years ago—the most well known color blindness test Each of his tests consists of a set of colored dotted plates, each of them showing either a number or a path
- Ishihara Color Blind Test
The Ishihara test is a color blind test for red-green color deficiencies The first in a class of successful color vision tests called pseudo-isochromatic plates ("PIP")
- Ishihara Test - Detect Red-Green Color Deficiency
Quick and reliable assessment for your color vision health The Ishihara Test, developed by Dr Shinobu Ishihara in 1917, is a pioneering method for detecting red-green color blindness It remains the most widely used color vision test worldwide
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