Canon printer PIXMA MG7720 User Manual

Adjusting Tone Curve
In  Select Tone Curve , select a tone curve from  No correction, Overexposure , Underexposure , High
contrast , Reverse the negative/positive image , and Edit custom curve .
No correction (No adjustment)
Overexposure (Convex curve)
The midtone data of the input side is stretched toward the highlight of the output side, resulting in a bright-
toned image when viewed on a monitor.
Underexposure (Concave curve)
The midtone data of the input side is stretched toward the shadow of the...

Edit custom curve
You can drag specific points on the Tone Curve to freely adjust the brightness of the corresponding areas.
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Setting ThresholdYou can sharpen text in a document or reduce show-through in newspapers by adjusting the threshold level
via 
 (Threshold) in ScanGear (scanner driver)'s  Advanced Mode tab.
Note

ScanGear (Scanner Driver) Screens
Basic Mode Tab
Advanced Mode Tab
Input Settings
Output Settings
Image Settings
Color Adjustment Buttons
Preferences Dialog Box
Scanner Tab
Preview Tab
Scan Tab
Color Settings  Tab
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Basic Mode TabThis mode allows you to scan easily by following the on-screen steps.This section describes the settings and functions available on the  Basic Mode tab.
(1) Settings and Operation Buttons
(2) Toolbar
(3) Preview Area
Note

Important

FlexibleAllows you to freely adjust the cropping frames (scan areas).
In thumbnail view: Drag the mouse over a thumbnail to display a cropping frame. When a cropping frame is
displayed, the portion within the cropping frame will be scanned. When no cropping frame is
displayed, each frame is scanned individually.
In whole image view:
When no cropping frame is displayed, the entire Preview area will be scanned. When a cropping
frame is displayed, the portion within the cropping frame will be scanned.
Paper...

Note

Important

 (Check All Frames)
Available when two or more frames are displayed.
Selects the checkboxes of the image in thumbnail view.
 (Uncheck All Frames)
Available when two or more frames are displayed.
Deselects the checkboxes of the image in thumbnail view.
 (Select All Frames)
Available when two or more frames are displayed.
Selects the images in thumbnail view and outlines them in blue.
 (Select All Cropping Frames)
Available when two or more cropping frames are specified.
Turns the cropping frames into...