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.
Some of the main parts are listed and described below. 1  lens The transparent crystalline lens of the eye is located immediately behind the iris. 2  cornea The cornea is a transparent dome which serves as the outer window of the eye. 3  retina The retina is the innermost layer of the eye.