April 2021
Intermediate to advanced
336 pages
9h 54m
English
Content preview from Light — Science & Magic, 6th Edition
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14 LIGHT: THE RAW MATERIAL OF PHOTOGRAPHY
WHAT IS LIGHT?
A complete denition of the nature of light is complex. In fact, several
Nobel Prizes have been awarded for various contributions to the working
denition we use today. We will simplify our discussion by using a deni-
tion adequate for applied photography. If you are still curious aer reading
this, see any basic physics text.
Light is a type of energy called electromagnetic radiation. Electromagnetic
radiation travels through space in tiny “bundles” called photons. A photon
is pure energy and has no mass when at rest. A box of photons the size of an
elephant weighs nothing.
e energy ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.