2.6 How to use the Scanner Driver (Continued from the previous page)

Half tone

Select the half tone pattern for half tone scanning. This setting is available when "Black & White" is selected in the "Image Mode".

Dither Pattern 0

This setting is suitable for scanning dark photographs.

Dither Pattern 1

This setting is suitable for scanning dark-colored documents containing both text and photographs.

Dither Pattern 2

This setting is suitable for scanning light photographs.

Dither Pattern 3

This setting is suitable for scanning dark-colored documents containing both text and photographs.

Error Diffusion

This function minimizes differences of color levels due to subtractive color process by diffusing the difference to the adjacent pixels. This mode is suitable for scanning images of photographs, etc.

Download

Executes processing with the dithered download pattern specified in the dithered download file.

Brightness

Sets the brightness of the entire image. Specify the brightness as a number within the range of 1 (dark) to 255 (bright). To brighten the entire image, decrease the value of the setting. To darken the entire image, increase the value.

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