4-14
Brightness
Adjusts the lightness or darkness of an
image. The higher the value, the brighter
the image. Drag the slider to the right or
left to increase or decrease the brightness.
The range is from –100 to +100.
Contrast
Adjusts the range between the darkest and
the lightest shades in the image. The
higher the contrast, the bigger the different
grayscale. Drag the slider to the right or
left to increase or decrease the contrast.
The range is from –100 to +100.
Brightness: -50
Brightness: 0
(Normal)
Brightness: +50
Contrast: -50
Contrast: 0
(Normal)
Contrast: +50
Summary of Contents for BF-1008S
Page 1: ...Intelligent Flatbed Scanner User s Manual Regulatory model BF 1008S Avision Inc ...
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Page 40: ...4 10 Error Diffusion Image ...
Page 43: ...4 13 Normal Photo Document Threshold 230 Normal Photo Document Threshold 230 ...
Page 54: ...4 24 The Compression tab dialog box ...
Page 56: ...4 26 The Color Dropout dialog box ...
Page 58: ...4 28 Remove Blue Threshold 20 Background 255 Remove Blue Threshold 20 Background Level 210 ...
Page 72: ...4 42 Detection Area Outside the Range Box Top 3 Bottom 7 ...
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