L
ight is the essence of all photography. Indeed, the very word “photog-
raphy” is derived from the ancient Greek words for “writing with light.”
From the searing power of midday sun in Las Vegas, to the soft glow of a sin-
gle candle, to the spectrum invisible to the human eye, it is light’s many
moods that we attempt to capture in our images. Therefore, an understand-
ing of light, what it is and how it behaves (as well as how to use it to your ad-2. The Physics of Light.
2-1.Understanding light will allow you
to create photographs that rise above
the norm.It is light’s many
moods that we
attempt to capture in
our images.