The camera is a tool to record the image formed by visible light or other electromagnetic radiation. Records that can occur in the form of chemical change, both in fluid chemistry (eg images) and an electrical signal (eg, television cameras).
The parts of the camera is
1. The composition of a convex lens (objective lens)
2. In between there is a lens arrangement of the diaphragm which can be set so that its width can forward incoming light
3. By the lens, the light passed to the plate film negative.
Process following the course of rays. Serves the objective lens to form a real image, minimized, and the reverse on light sensitive plate. To establish a clear and bright shadows, shadow distance s' should be regulated by shifting the lens in or out. To set light to use the diaphragm. As a portrait plate (film) used the field of glass or celluloid coated with gelatine and silver bromide, which produces a negative image. With this negative mencetakkan on film paper (paper-sensitive), there was a positive image.
Sources: id.shvoong.com
From its inception, the camera has been instrumental in the recording of still images from then-present surroundings, and further modifications led to the development of motion picture sequences in the late 19th century. Cameras and the exhibition of camera-captured images are widely used in both professional and consumer settings in the 21st century for both mass and interpersonal communication.(From Wikipedia, the free encyclopedia)
