Canon DR-6050C User Manual - Page 150

around scanned images, When you want to reduce the moire patterns

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Chapter 10 Practical Examples ■ When you want to change the brightness on the front and back sides to scan a document with front and back sides of different densities Set the brightness of the back side on the [Brightness] tab sheet. (See p. 8-15.) ■ When you want to reduce the moire patterns that appear when color photos in magazines and other documents are scanned at low resolutions Setting [Moire Reduction] on the [Basic] tab sheet allows you to reduce the moire patterns that are generated when color photos are scanned at low resolutions. (See p. 8-10.) Hint The brightness of the back side cannot be changed when you are using advanced text enhancement for scanning. ■ When you want to eliminate black borders around scanned images Select [Border Removal] on the [Image processing] tab sheet. The black borders created around scanned images are removed. Hint Moire reduction is enabled when the resolution is 300 dpi or less, and [High-Quality Moire Reduction] is displayed when the resolution is 240 dpi or less. 10-8

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10-8
Chapter 10
Practical Examples
■
When you want to change the brightness on
the front and back sides to scan a document
with front and back sides of different densities
Set the brightness of the back side on the [Brightness] tab
sheet.
(See p. 8-15.)
Hint
The brightness of the back side cannot be changed when you
are using advanced text enhancement for scanning.
■
When you want to eliminate black borders
around scanned images
Select [Border Removal] on the [Image processing] tab
sheet. The black borders created around scanned images
are removed.
■
When you want to reduce the moire patterns
that appear when color photos in magazines
and other documents are scanned at low
resolutions
Setting [Moire Reduction] on the [Basic] tab sheet allows
you to reduce the moire patterns that are generated when
color photos are scanned at low resolutions.
(See p. 8-10.)
Hint
Moire reduction is enabled when the resolution is 300 dpi or
less, and [High-Quality Moire Reduction] is displayed when the
resolution is 240 dpi or less.