ISO settings

"For digital photography, ISO refers to the sensitivity of the
camera's sensor. The ISO setting is one of three elements used to
control exposure; the other two are f/stop and shutter speed."

Read it at:

http://www.nikonusa.com/Learn-And-Explore/Photography-Techniques/fu02mdc9/1/ISO-Control.html

Sent via the Nikon Learn & Explore App on the iPhone:

http://www.nikonusa.com/mobile/iPhone/LearnAndExplore

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