Friday, September 7, 2012

The Camera

Vocabulary:
Aperture: a hole or an opening were light travels.
Shutter:
a device that allows light to pass for a determined period of time.
Exposure: the amount of light that enters during a time period.
Depth of Field: distance between the nearest and the farthest objects in a scene.
F-Stop: a ratio of the lens focal length to the beginning of the entrance.
Focal Length: is an optical system that measures how strongly the system converges the light.


Box Camera: Has a reflex viewfinder mounted on the top of the camera and has no focus control.
Image Sensor: A device that turns an optical image to an electrical signal.
Fixed Focus: The focus is not adjustable, the focus is set at a time in manufacture.
Plenoptic Camera: Is a camera that uses a microlens arrays to capture 4D light field.



Canon Rebel T3


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