Photography Basics

The process or art of producing images of objects on sensitized surfaces by the chemical action of light and with the use of a mechanical device known as camera.

is the study of the general practices, methods, and steps in taking pictures of the crime scene, physical thins, and other circumstances that can be used as criminal evidences or for law enforcement purposes.

These uses a special films that are sensitive to infrared radiation.

Some materials will absorb ultraviolet, while others will reflect these radiations. Some have partial reflection.

is widely use in medicine, industry, and science. It is quite different from ordinary photography.

is the practice of photographing very small objects in order that they may be seen in comfort.

is essentially a light tight box with an optical system at one end and an image support at the other.

was an aid to drawing It was a reflecting prism which enabled artists to draw outlines in correct perspective.

was the instrument of choice for the casual amateur photographer.

An extremely small hole takes its place, which should be in very thin material.