Top
20
Doctor insights on: How To Pass Color Blind Test

Share
1

1
How do you pass a color blindness test?

How do you pass a color blindness test?

Color blindness: You either look an images or put a set of colors in order. ...Read more

Dr. David Chandler
77 doctors shared insights

Color Blind (Definition)

Ophthalmologist prefer to use the term color deficit as blindness conveys other meanings. Lowered color perception can be inherited (many forms), can result from advanced loss of retinal cells, inherited retinal disease, and some forms occur due to CNS injury. There are excellent tests for the various types and they can be functionally ...Read more


2

2
I have color blind and wearing spexes also, will i pass the medical test..No blood desease?

I have color blind and wearing spexes also, will i pass the medical test..No blood desease?

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 more

See 1 more doctor answer
3

3
What is a color blind test?

What is a color blind test?

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 more

See 1 more doctor answer
4

4
Could you see the 2 in this color blind test?

Could you see the 2 in this color blind test?

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

5

5
What's a good test to determine the level one is color blind?

What's a good test to determine the level one is color blind?

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 more

See 1 more doctor answer
6

6
What tests can I take to figure out if I am color blind online?

What tests can I take to figure out if I am color blind online?

Several sites: If you search color blind test, you will find several sites you may be able to use. In any event, you should not rely on these tests alone to make the diagnosis, but should see an optometrist or opthalmologist. ...Read more

See 1 more doctor answer
7

7
Wanted to know where can I find a good color blind test online?

Google: Simply google "test for color blindness" and you will get several to choose from. The color mixture is not as purely reliably as carefully selected pages in a color vision testing booklet, the but internet depictions are quite reliable. ...Read more

8

8
What are the tests involved for color blindness?

Color plates: The most commonly available test is the ishihara color recognition plates which present numbers buried in dots of color over the axis of color confusion for the deficient. This can tell severe from mild color deficiency. Other tests are availbale to tell which type of color deficiency you have. This does have some occupational significance. ...Read more

See 1 more doctor answer
9

9
Whats ishihara color blindness test?

Whats ishihara color blindness test?

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

10

10
Are there any good online color blindness tests?

Are there any good online color blindness tests?

Try this one: http://www.youtube.com/watch?v=cwyrp3hu4ke then go to your eye doctor. Patients can fail this test due to refractive error problems (need glasses), corneal problems, optic nerve problems, and cataracts. ...Read more

11

11
How do they test a child for color blindness?

COLOUR CHARTS: You show them a colour chart and ask them to name the colour.It is a simple test. ...Read more

See 1 more doctor answer
13

13
Do you know of tests for being a carrier of color blindness?

Do you know of tests for being a carrier of color blindness?

No: The easiest way is to ask your father. If he is color-blind then you are a carrier. Then ask your mother's father, if he is color-blind, then you have a 50% chance of being a carrier. If neither are color-blind, you cannot be a carrier. ...Read more

14

14
Please describe the most accurate and comprehensive color blindness test?

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

15

15
What is the most accurate and comprehensive color blindness test available nowadays?

Anomaloscope: The anomaloscope is the most complete and compreshensive way to test color vision. The farnsworth 100 test is the next in line. ...Read more

16

16
How can color blindness affect the way an individual looks at a color blind test?

Color confusion: The tests are designed usually with dots of color along the axis which a color deficient person might confuse them. So by lacking the ability to pick out certain colors, the number or figure will not stand out from the background of dots and so will not be recognized. Some tests are sophisticated enough to indicate which type of color blindness is present. ...Read more

17

17
How does color blindness affect the way an individual looks during a color blind test?

Loss of color vision: In the retina of your eye, there are rods (for seeing in the dark) and cones (for seeing color and fine detail). There are three types of cones, similar to the three primary colors, and the color blindness test checks subtle differences between shades to see if you are missing cones of one of the color types (usually red or green). But usually you are not aware of any problem seeing things. ...Read more

18

18
I took ishihara plate test on internet and it shows that I have red color blind (protanopia). What can cause it, and what can be done about it?

I took ishihara plate test on internet and it shows that I have red color blind (protanopia). What can cause it, and what can be done about it?

Genetics: Color vision is controlled by a gene on the x-chromosome. Females xx and males xy, making males more likely to be color blind. Of the different types, red/green is the most common, with red being a sub-type of this. You should see an ophthalmologist for an evaluation. If you are just now discovering this, it seems like you are pretty well adapted to your situation. ...Read more

19

19
How are the eye doctors test for color blindness?

How are the eye doctors test for color blindness?

Color charts: Most eye doctors own an ishihara color vision test booklet which can be used to determine if you are color deficient. There are other booklets as well, color caps, and other more sophisticated means to determine the degree and type of color deficiency you might have. ...Read more

See 2 more doctor answers
20

20
Before the color blindness test, how did doctors determine if people were color blind?

They asked them.: Since the color blindness tests have been around for at least a few hundred years, an ancient physician would just have had to ask. ...Read more

Dr. Lawrence Kale
101 doctors shared insights

Color Blindness (Definition)

A condition where an individual has a decreased ability or complete inability to detect differences between various colors. For example, red-green color blindness is the inability to distinguish between ...Read more