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Exposure and Understanding the Histogram, Second Edition by Andrew S. Gibson

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Digital vs. Film

Digital camera sensors react to light differently than film. Understanding the reason for this is the key to obtaining the correct exposure when using your digital camera.

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Digital Sensors and Exposure

The luminance histogram and highlight alert are important features of your digital camera because they tell you whether an image is overexposed. Why is this necessary? It has to do with the way digital sensors react to light. If you’re trying to understand the differences between exposure on a digital camera and exposure on a film camera, then pay attention here because the following point is crucial.

Digital camera sensors react ...

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