Eye Anatomy
How the Human Eye Works: A Simple Guided Tour
Medically reviewed by Dr. Shantanu Kumar GuptaLast updated 15 Feb 2026· 6 min read
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Shantanu Netralaya
Overview
The eye is often compared to a camera. Light enters through the cornea, is focused by the lens onto the retina, and the resulting signals travel via the optic nerve to the brain where images are interpreted.
Prevention
Regular check-ups from childhood.
Frequently Asked
References
- Adler's Physiology of the Eye, 12th Edition
Related treatments at our clinic
Treatments Dr. Shantanu offers for this
Medical disclaimer
This article is for patient education. It is not a substitute for personalised medical advice, examination or diagnosis. If you have symptoms discussed here, please book an in-person consultation with a qualified ophthalmologist.
Written & medically reviewed by
Dr. Shantanu Kumar Gupta
MBBS, MS, DNB, FICO (Merit)
Consultant Ophthalmologist at Shantanu Netralaya Eye Hospital, Varanasi. New Delhi (MAMC / Guru Nanak Eye Centre) trained cataract, cornea and medical retina specialist. FICO (Merit).
