Sharpening An Image - Canon CanoScan D1230UF User Manual

3. You can adjust the blue, red and yellow colors by moving the applicable slider to the left (to
decrease) or the right (to increase).
4. You adjust the color balance for specific color groups (i.e., modify the blue tones in the
shadows of an image) by clicking on one of the radio buttons and then moving the Cyan
slider.
5. Click [OK] when you are finished, or [Reset] to return to the default color balance settings.

Sharpening an Image

The CanoScan Toolbox CS Sharpen command has three options: A Little, A Lot and Unsharp
Masking.
To sharpen an image or a selected portion of an image:
1. Open the image you want to sharpen using the [Open Image] command from the [File]
menu, or scan a new image by clicking on the [Scan] button.
2. Click and hold the [Sharpen] command from the Image menu. Choose [A Little] from the
[Sharpen] submenu for a slight change, or choose [A Lot] for a significant change. The
Sharpen filter is automatically applied to the image.
Sharpened - A Little
To use the Unsharp Masking command:
1. Open the image you want to sharpen using the [Open Image] command from the [File]
menu, or scan a new image by clicking on the [Scan] button.
2. Click and hold the [Sharpen] command from the [Image] menu. Choose the [Unsharp
Masking] selection from the [Sharpen] submenu.
CanoScan Toolbox
Sharpened - A Lot
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