● This service is a service that inspects color blindness, color weakness, and color over the Internet with PCs and smartphones.
● You can easily check at home without going to the ophthalmology and optician.
● You can check in advance before various physical tests such as renewing your driver's license, corporate physical examination, and military physical examination.
● Adults and children (children who can recognize numbers) can all be tested.

START

1. The method of use is very simple and easy.
2. It consists of a total of 9 steps, and you can inspect it one by one.
3. Press the "Start Inspection" button, check the checklist you see, and move on to the next step.
4. When the measurement is over, press "ESC" on the PC and "Back" on the mobile on its own.


· Color angle abnormalities: Symptoms of inability to distinguish colors normally due to vision abnormalities and are classified into color blindness and color weakness.
· Color blindness: Can't detect a specific color among the three primary colors.
· Color medicine: It senses color, but it looks different because there is a problem with the receptor.
· Most of the causes are genetic factors, and in some cases, eye or optic nerve are acquired such as damage.
· 1/10 of the world's population is Color blindness, color vision deficiency.

- Precautions -
· Accuracy may be poor for children with low discernment or lens opacity.
· Measure using Google's Chrome browser as much as possible.