![background image](http://html.mh-extra.com/html/canon/4207b002/4207b002_on-screen-manual_62706208.webp)
Note
Only Grayscale will be displayed in Channel when Color Mode is Grayscale or Grayscale(16bit).
Brightness
Adjust the image brightness. Move
(Slider) under Brightness to the left to darken and right to brighten
the image. You can also enter a value (-127 to 127).
Darkened
Original image
Brightened
Note
Highlights may be lost if you brighten the image too much, and shadows may be lost if you darken
the image too much.
Contrast
"Contrast" is the degree of difference between the brighter and darker parts of an image. Increasing
contrast will increase the difference, thus sharpening the image. Decreasing contrast will decrease the
difference, thus softening the image.
Move
(Slider) under Contrast to the left to decrease and right to increase the contrast of the image.
You can also enter a value (-127 to 127).
Decreased contrast
Original image
Increased contrast
Note
Increasing the contrast is effective in adding a three-dimensional feel to soft images. However,
shadows and highlights may be lost if you increase the contrast too much.
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Page 208 of 334 pages
Adjusting Brightness and Contrast
Summary of Contents for 4207B002
Page 65: ...Page top Page 65 of 334 pages Classifying Images into Categories ...
Page 105: ...Related Topic Scanning Film Page top Page 105 of 334 pages Film Screen Scan Import Window ...
Page 127: ...Page top Page 127 of 334 pages Send via E mail Dialog Box ...
Page 189: ...Advanced Mode Tab Page top Page 189 of 334 pages Scanning in Advanced Mode ...
Page 292: ...Page top Page 292 of 334 pages Scanner Does Not Work ...