The Camera

Camera Obscura - Is an optical device that projects an image of it surroundings on a screen.

Visible Spectrum - Is the portion of the electromagnetic spectrum that is visible to the human eye.

DiaPhragm - Is a thin opaque structure with an opening at its center. 

Photographic film - Is a sheet of plastic coated with an emulsion containing light-sensitive silver halide salts with variable crystal sizes that determine the sensitivity.


Inside of camera