Introduction
Camera- (Latin), vault, vaulted room/ small boat
Obscura- (latin), darkness
Camera obscura used as a drawing aid
1265- roger bacon (English philosopher) write about the camera obscura from 10th century arab scholars writings
1490- Leonardo da viinci describes one in detail
1558- Giovanni Battista Della Porta, suggests its use as a drawing aid and then went on to install a mirror and lens to reinvert the image and to make it sharper and brighter
1557- first moveable camera obscura appeared
1685- telephoto lens
Light sensitive materials
There were many significant discoveries from early 1700’s to early 1800’s but history records Joseph Neipce as the person responsible for the first permanent camera image, a view from his window in 1826.
8 hour exposure
Bitumen of Judea on pewter
Camera basics
Light-tight body
Lens of focus the image
Means of capturing the image (film/sensor)
Aperture through which the light passes
Shutter to begin and end the exposure/capture.
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