It is a simple yet important eye test that checks how well a person can distinguish between colors, especially red and green, and often decides eligibility for medical, engineering, and government careers in India. Know its types, how it's done, and when students should get a certified test.

The image shows a doctor performing a finger test on a woman during a basic health checkup, highlighting the importance of monitoring vital health parameters. It represents essential routine health tests and regular preventive checkups to maintain overall wellness and ensure accurate health screening reports during a normal health checkup.