The range of the possible scale values depends on the Resolution setting.

If you enlarge your target image size by scaling it, be sure to increase the Resolution setting by the same proportion to retain your image quality. See Selecting Basic Settings for instructions on changing the Resolution setting.

Scaling the Image

The Scale field indicates the amount by which an image is enlarged or reduced during scanning.

You can adjust the scale by moving the slider box, clicking the left or right arrow, or typing a percentage in the Scale field.

Using Automatic Adjustment Features

EPSON TWAIN includes two automatic adjustment features to help you quickly prepare your preview image for scanning, as described in these sections:

Using Auto Exposure

Using Auto Locate

Advanced Scanning

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