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How Digital Photography Works, Second Edition by Ron White

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Chapter 6. How Technology Lets There Be Light

How Technology Lets There Be Light

I was quite a purist about it and when some of the people came in and began to use flash I thought it was immoral.

Ben Shahn

Photographs are recordings of light. And the photographer has two choices for the type of light to be recorded—available light and artificial light. The difference between the two is the difference between a comicad-libbing in front of a brick wall and an actor performing Shakespeare before an audience of English teachers.

The definition of available light is any lighting—sun, moon, table lamps, street lamps, neon signs, candlelight—any lighting that the photographer doesn’t add to ...

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