In this video, learn about different parts of the human eye and ... on the retina upside down. Inside the retina, there are millions of special sense receptors called rods and cones.

Estimation of the ratio of cones to neurons in the fovea of the human retina. Invest Ophthalmol Vis Sci 1974;13:1045–9. Adams CK, Perez JM, Hawthorne MN . Rod and ... of the eye and orbit.

This eye possessed a duplex retina that contained both rods and cones, together with retinal wiring that closely resembled that of jawed vertebrates, with colour-coded photopic pathways and a ...

The reason lies within the eye. In the eye are light receptors called cones and rods. Cones help us distinguish ... it reflects light into the retina. This boosts dogs' night vision even more ...

Light passes through the eyeball to the retina. There are two main types of light receptors called rods ... of cone cells which produce colour vision. The amount of light entering the eye is ...