Chapter 3. Control Exposure

Exposure systems in today's digital cameras are amazing. It was not all that long ago in the history of photography that cameras did not even have meters, let alone complete metering systems with the power of a minicomputer. A camera's metering system examines the light coming through the lens as it is reflected by the subject, compares that light with the surrounding light, and calculates an exposure that will give you good results. Even the cheapest of digital cameras offer metering that makes exposures far more reliable than in years past.

But great exposure that really expresses your interpretation of a subject is not so simple. Plus, poor exposure can quickly take your photos from good to unacceptable. Metering ...

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