An eye is a sensory organ that allows an organism to perceive visual information. It detects light and converts it into electro-chemical impulses in neurons (neurones). It is part of an …

Nov 25, 2025 · human eye, in humans, specialized sense organ capable of receiving visual images, which are then carried to the brain.

Most people are born with two eyes. Working together, they give you a field of view about 200 degrees wide and 135 degrees tall. When your eyes work together correctly, they give you …

Light enters the eye through the cornea, the clear, curved layer in front of the iris and pupil. The cornea serves as a protective covering for the front of the eye and also helps focus light on the …

Learn all about your eyes, from anatomy to how they work, how they change over time, how to care for your eyes, and which doctors you need to visit to undergo vision screenings and eye …

The structures of the eye include the cornea, iris, pupil, macula, retina, and the optic nerve.

Eye Conditions and Diseases Browse or search our resources about dozens of eye conditions and diseases. Get the basics about symptoms, diagnosis, and treatments — or go in depth to …

If you want to become familiar with the parts of the eye, we have a guide to its anatomy. Learn all about how the eye works!

Apr 29, 2023 · To understand the diseases and conditions that can affect the eye, it helps to understand basic eye anatomy. Here is a tour of the eye starting from the outside, going in …

Feb 26, 2019 · Click on various parts of our human eye illustration for descriptions of the eye anatomy; read an article about how vision works.