Doctor insights on:
How To Pass Color Blind Test
Depends: There is no relationship between ordinary color deficiency and acuity or the need for spectacles. Color blindness is not tested for instance on obtaining a driver's license. Some occupations do require this testing and if you are color deficient, you likely will fail that. There is no correlation with blood diseases or other systemic diseases. Most medical tests are not color dependent. ...Read moreSee 1 more doctor answer
Color plates: Standardized testing of color vision can be performed by your eye doctor using specific color plates. Blue-green blindness is very common and usually easy to over come. Many people lead normal lives and never realize that they are color blind. Specific forms may cause more problems. A thorough evaluation by your eye doctor can determine the specific type and offer suggestions about management. ...Read moreSee 1 more doctor answer
Testing device: These are a group of color vision recognition and confusion plates, discs and lights to determine the degree and type of color deficiency that is present in a test subject. Some are standard in ophthalmologists office and others are in laboratories. And some are available on line for anyone to test themselves. ...Read moreSee 1 more doctor answer
If color normal: The tests are designed with little dots that are shaded along the axes of confusion for the color deficient. A color normal will see the indicated symbol or number while the deficient will miss it. ...Read more
Color plates: The ishihara test plates are a series of dots of various colors with an embedded number or symbol which cannot be easily seen by the color deficient due to color confusion. They are the most commonly available test in ophthalmologists office although others are also available and some are better at separating the forms of color deficiency out. Ishihara is a good screening test. ...Read more
It is: The anomaloscope which is a rarely used research instrument. The farnsworth 100 test is accurate and comprehensive but rarely used because the time it takes to do it and the extreme difficulty of the test. ...Read more
Color plates: Your pcp may have a copy of the ishihara plates that are used as a screening test for the various levels of color blindness. I seldom have a request for this screening but find the process helpful. My pcp found a mild issue with my vision with my pre college exam & i keep a copy of the book around to screen kids if asked. If he is old enough to answer questions this can pick it up. ...Read moreSee 1 more doctor answer
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