I.R.I.S. Readiris Corporate 12 Podręcznik Użytkownika Pobierz pdf (Strona 32)

Chapter 5 – Scanning and opening documents

Calibrate

Click the Calibrate button should it be necessary to calibrate your

scanner.

Format

You can either choose an automatic scanning format or a custom

format for which you can indicate the page height and width.

Depth

Readiris supports black-and-white, grayscale and color images.

Resolution

Select a scanning resolution of 300 dpi.

When you are scanning business cards it is recommended to use a

scanning resolution of 400 dpi.

Invert image

Sometimes Twain scanners display white text on a black

background when scanning in black-and-white. To invert those

images select the Invert image option.

Note: this option is only available for Twain scanners.

 Several preprocessing options are available in the Preferences

window as well:

o You can choose to smoothen color and grayscale images.

During scanning this option renders grayscale and color images

more homogeneous by smoothening out differences in intensity. As

a result, a stronger contrast is created between the foreground (text)

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I.R.I.S. Readiris Corporate 12 Podręcznik Użytkownika Strona 32