Camera Vocab

1. SLR - stands for single-lens reflex. This is a camera that uses mirror and prism system.
2. TLR - stands for twin-lens reflex. It is a camera that has two objective lenses of the same focal lenght and the other lens view the objective and reflected in a consists of a 45-degree with a  mirror.
3. Lens - A transparent optical device use to converge or diverge transmitted light to form an image
4. Shutter -  a device that allows light to pass for a determined period of time and capture a  image of a scene that you wish to be taken.
5. Shutter speed control - exposing photographic film or a light-sensitive electronic sensor to light and to capture the permanet image of the scene you wish to take
6. Aperture - hole or an opening through which light travels
7. ASA/ISO/Film Speed - the speed of film or camera responces to light
8. ASA/ISO Dial -a dial used on digital cameras to change the camera's mode
9. Shutter Button - the button use to take pictures
10. Rewind Knob - the button on top of the camera for rewinding the film back in to a cassette after the film is exposed
11. Self Timer - delay between pressing the shutter release
12. Counter -the devise for recording the number of film famees exposed
13. Hot shoe - a mounting point on the top of a camera to attach a flash unit
14. Depth of Field Scale -its makes the picture sharper or blurry
15. Film Rewind Button - unlocks the shutter interlock and allows you to rewind the film back into its original canister