Avision AV220 - Manual (Page 26)

AV220 User’s Manual
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4.1.4 Adjusting the Brightness and Contrast
1. Brightness
Adjusts the lightness or
darkness of an image.
The higher the value, the
brighter the image.
2. Contrast
Adjusts the range
between the darkest and
the lightest shades in
the image. The higher
the contrast, the bigger
the different grayscale.
Decrease Brightness Normal Increase Brightness
Decrease Contrast Normal Increase Contrast
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