the eye rods and cones

First Share?
What's This?

The Two types of light sensitive cells in the retina are Rods and Cones.

Rods – Are stimulated in dim light( black and while)

Cones – Help us to see┬ácolors under high light intensity.

Radial muscle – contracts pupil get wider in bright light

Circular muscle – in dim light these muscles contact and pupil in size reduces.




Rods Cells

Three types of cones are

Sensitive to red light

Sensitive to green light

Sensitive to blue light


One thought on “the eye rods and cones

Leave a Reply