Cones

Definition

Cones are photoreceptor cells in the retina that are responsible for color vision and detailed visual perception. They work best in bright light conditions.

Related terms

Photoreceptors: Cells in the retina that respond to light and convert it into neural signals.

Fovea: The central part of the retina where cones are highly concentrated, providing sharp visual acuity.

Trichromatic Theory:

The theory that color vision is based on three types of cones, each sensitive to red, green, or blue light.