Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.

Definition of Cone

Medically reviewed by Min Clinic Staff | Updated: January 2026

Cone: A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provides color vision and sharp central vision.

By contrast, the rods are the retinal photoreceptors that provide side vision and the ability to see objects in dim light (night vision).