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Digital Photography Articles

Making the Transition from Film to Digital

Published by: Adobe       12-17-2006        Read Complete Article
Article Summary

"Photography became a reality in the 1840s. During this time, images were recorded on film that used particles of silver salts embedded in a physical substrate, such as acetate or gelatin. The grains of silver turned dark when exposed to light, and then a chemical fixer made that change more or less permanent. Cameras remained pretty much the same over the years with features such as a lens, a light-tight chamber to hold the film, and an aperture and shutter mechanism to control exposure.

But the early 1990s brought a dramatic change with the advent of digital technology. Instead of using grains of silver embedded in gelatin, digital photography uses silicon to record images as numbers. Computers process the images, rather than optical enlargers and tanks of often toxic chemicals. Chemically-developed wet printing processes have given way to prints made with inkjet printers, which squirt microscopic droplets of ink onto paper to create photographs..."

Complete Article is located here (in PDF format):Making the Transition from Film to Digital

....Read Complete Article



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Photoshop World 2004 (September 1-3, 2004)
Photoshop World Conference & Expo is coming September 1-3, 2004 to the Orange County Civic Center in Orlando, Florida.

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