Pentax 15936 Optio S1 Black Optio S-1 - Page 29

Understanding Contrast, difference in contrast and low amounts of mid-level brightness.

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When the image is underexposed, the part to the left is cut off (dark portions) and when the image is overexposed, the part to the right is cut off (bright portions). Understanding Contrast The graph peaks gradually for images in which contrast is balanced. The graph peaks on both sides but sinks in the middle for images with a large difference in contrast and low amounts of mid-level brightness. 27

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27
When the image is underexposed, the part to the left is cut off (dark
portions) and when the image is overexposed, the part to the right is cut
off (bright portions).
Understanding Contrast
The graph peaks gradually for images in which contrast is balanced. The
graph peaks on both sides but sinks in the middle for images with a large
difference in contrast and low amounts of mid-level brightness.