The lens is a transparent, flexible structure in the eye that focuses light onto the retina. It changes shape to adjust for near and far vision through a process called accommodation.
5 Must Know Facts For Your Next Test
The lens is situated directly behind the iris and pupil.
Ciliary muscles control the shape of the lens for focusing light.
Cataracts are a common condition where the lens becomes cloudy, impairing vision.
The lens lacks blood vessels and receives nutrients from the aqueous humor.
Presbyopia is an age-related condition where the lens loses its flexibility, making it difficult to focus on close objects.