Wednesday, November 20, 2013

light:How is digital photography different from film photography?

How is digital photography different from film photography?
 In a film camera, points of detected, and each point is record grain of chemical material on a filn light-sensitive. The film can be pit in a lab, and turned into negatives. or transparencies. The resulting can be put in a book, framed and your desk, or just kept in a box.

 In a digital camera, there is n Points of light called pixels are dE using an array of light-sensors km photo-detectors. Each point represents colour and intensity. The colleci pixels forms an image that is sa some kind of electronic media like flash card, magnetic disc, or optical disc. The resulting file can be read by imaging software on a computer, and the image can then be printed.
To sum up, film cameras use rolls of film that have to be developed.Digital cameras use memory to store the images, and can be uploaded to your computer or iPod, so that you can see the picture directly.


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