
Deskewing Documents
You can set the scanning conditions to detect slanted document pages and straighten the scanned images.
Click the [Basic] tab in the Properties for Canon
For more information on setting the scanning conditions, see Chapter 4, "ISIS/ TWAIN Driver Settings - Correcting Image Skewing," on p.44.
Documents exceeding the width of the sensor may become damaged. Also, the scanned image may not be output correctly.
X
Deskew Off | Deskew On |
Moire Reduction
You can set the scanning conditions to reduce the moire effect (a shimmering, wavy pattern) that often appears when scanning color documents or scanning in grayscale.
Click the [Basic] tab in the Properties for Canon
For more information on setting the scanning conditions, see Chapter 4, "ISIS/ TWAIN Driver Settings - Moire Reduction," on p.45.
Correcting the Text Orientation of Documents
You can set the scanning conditions to detect the text orientation in scanned images, and rotate the images in 90° increments as needed to normalize the orientation.
Click the [Image processing] tab in the Properties for Canon
→select the [Text Orientation Recognition] check box → click [OK].
For more information on setting the scanning conditions, see Chapter 4, "ISIS/ TWAIN Driver Settings - Text Orientation Detection," on p.50.
Reducing Bleed Through for Thin Documents and Documents with Dark Back Sides
You can set the scanning conditions to reduce bleed through when scanning thin document pages and those with dark content on the back side, or to remove the background from document images.
Click the [Image processing] tab in the Properties for Canon
→select the [Prevent Bleed Through / Remove Background] check box → click [Setting] → adjust the Removal level setting → click [OK] → [OK].
For more information on setting the scanning conditions, see Chapter 4, "ISIS/ TWAIN Driver Settings - Preventing Bleed Through/Removing the Document Background," on p.50.
Deleting Borders and Ruled Lines of a Specified Color (Red/Green/Blue)
You can set the scanning conditions to omit borders and ruled lines of a specified color (red, green, or blue) from the scanned image. However, this function is only available when scanning in
Click the [Image processing] tab in the Properties for Canon
click [OK].
For more information on setting the scanning conditions, see Chapter 4, "ISIS/ TWAIN Driver Settings - Omitting a Specific Color," on p.51.
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Document to Scan | Color |
32 |
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