The rental agencies determine the rules for that. Most rental companies will not rent to anyone under the age of 25. Some will rent to people 21 to 24 years old, but charge a premium rate. The only time I have ever heard of a rental car company renting to an 18-year old is to a member of the military.
1 The lens is a soft, transparent, spherical structure that is suspended within the eye, just behind the pupil. 2  The lens is responsible for focusing light coming in through the pupil onto the retina in the back of the eye.
The eye. The eye is a sense organ that responds to light. Structure of the human eye. Light enters through the pupil, and is focused by the cornea and the lens onto the retina.The shape of the lens can be changed by the ciliary muscles so that the image always comes to a sharp focus at the retina.he eye. The eye is a sense organ that responds to light. Structure of the human eye. Light enters through the pupil, and is focused by the cornea and the lens onto the retina.