Wednesday, September 12, 2012

The Camera


Parallax- its the effect where the position  an object shows to differ when its viewed from a different position.

Pentax- a type of lens that is very thin and light. It has the highest index of refraction.

Pentaprism- is a five-sided reflecting prism used to deviate a beam of light by 90°.

Camera lens- is an optical lens used in conjunction with a camera body and mechanism to make images of objects on medias being able to storage an image electronically.




Aperture- a space which light passes in an photographic instrument.

Shutter- each of a pair of hinged panels fixed inside or outside a window that can be closed to keep out light.

Exposure- is the amount of light that allows to fall on each area unit of a photographic medium while taking a photo.

Depth of field- the distance between the nearest and furthest objects that give an image to focus on a camera.

F-stop- the f-number  of an optical system expresses the ratio of a camera's lens.

Focal length- the distance between the center of a lens or curved mirror and its focus.




















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