Canon imageCLASS MF4150 MF4100 Series Scanner Driver Guide - Page 44

to an appropriate level., Gray Balance eyedropper tool

Page 44 highlights

Introduction 1 Scanning a Document 2 Troubleshooting 3 Appendix 4 [Channel] Select a color to adjust either [Red], [Green], or [Blue], or select [Master] to adjust all three colors together when [Color] or [Color (Documents)] is selected in [Color Mode]. Adjust the elements of grayscale when [Grayscale] is selected in [Color Mode]. (Black-point eyedropper tool) Click this button, then click a point in the preview image (or inside the focal crop) to specify the darkest point. You can also enter a value (0 to 245) or move the slider to an appropriate level. (Mid-point eyedropper tool) Click this button, then click a point in the preview image (or inside the focal crop) to specify the midtone point. You can also enter a value (5 to 250) or move the slider to an appropriate level. (White-point eyedropper tool) Click this button, then click a point in the preview image (or inside the focal crop) to specify the highlighted point. You can also enter a value (10 to 255) or move the slider to an appropriate level. Back Previous Next TOP (Gray Balance eyedropper tool) When adjusting a color image, click this button, then click a point in the preview image (or inside the focal crop) to specify the point to execute gray balance adjustment. The gray elements within a scanned image will appear as a neutral gray, and other elements within the image will also have true color reproduction. [Reset] Resets all the current settings to their default values. Table of Contents Index 2-31

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1
2
3
4
TOP
Back
Previous
Next
2-31
Introduction
Scanning a
Document
Troubleshooting
Appendix
Table of Contents
Index
[Channel]
Select a color to adjust either [Red], [Green],
or [Blue], or select [Master] to adjust all three
colors together when [Color] or [Color
(Documents)] is selected in [Color Mode].
Adjust the elements of grayscale when
[Grayscale] is selected in [Color Mode].
(Black-point eyedropper tool)
Click this button, then click a point in the
preview image (or inside the focal crop) to
specify the darkest point. You can also enter
a value (0 to 245) or move the slider
to
an appropriate level.
(Mid-point eyedropper tool)
Click this button, then click a point in the
preview image (or inside the focal crop) to
specify the midtone point. You can also enter
a value (5 to 250) or move the slider
to
an appropriate level.
(White-point eyedropper tool)
Click this button, then click a point in the
preview image (or inside the focal crop) to
specify the highlighted point. You can also
enter a value (10 to 255) or move the slider
to an appropriate level.
(Gray Balance eyedropper tool)
When adjusting a color image, click this
button, then click a point in the preview
image (or inside the focal crop) to specify the
point to execute gray balance adjustment.
The gray elements within a scanned image
will appear as a neutral gray, and other
elements within the image will also have true
color reproduction.
[Reset]
Resets all the current settings to their default
values.