Brightness

This setting controls the overall brightness of the image. Moving the slider to the plus (+) side increases brightness, while moving it to the minus (-) side decreases brightness.

Contrast

This setting controls the range between the darkest and lightest shade of an im- age. Moving the slider to the plus (+) side decreases the range and makes con- trast stronger, while moving it to the minus (-) side expands the range.

Saturation

This setting controls the purity of a color. Moving the slider to the plus (+) side increases saturation and makes colors more vivid, while moving it to the minus (-) side decreases saturation.

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Ricoh AP305 operating instructions Brightness, Contrast, Saturation