Have u ever thought of how a camera works?
Here is a vivid explanation of how a camera works.
Camera:The camera with which we take photographs is basically a very simple instrument. Light rays from the object we are photographing enter a light-proof box through a small hole at one end. They form an image of the object on a strip of light - sensitive material called a film at the other end. But the image is in visible until the film has been treated with chemicals, or developed to continue reading click www.dinho9ja..com