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USING ACROBAT 9 PRO
Creating PDFs
Drag the slider to set the balance point between file size and quality. Click Options to
Small Size/High Quality
customize optimization with specific settings for file compression and filtering.
Make Searchable (Run OCR)
option applies optical character recognition (OCR) and font and page recognition to the text images and converts them
to normal text. When selected, this option also adds tags to the document, which improves accessibility for disabled
users. Click Options to specify settings in the Recognize Text - Settings dialog box. See
documents" on page 68.
Select this option to make the PDF conform to ISO standards for PDF/A-1b. When selected,
Make PDF/A Compliant
only Searchable Image (Exact) is available in the Recognize Text - Settings dialog box for the PDF Output Style option.
When selected, the Document Properties dialog box appears after scanning. In the Document
Add Metadata
Properties dialog box, you can add metadata, or information about the scanned document, to the PDF file. If you are
creating multiple files, you can enter common metadata for all of the files.
Scanner Options dialog box
Native Mode transfers in the default mode for your scanner. Memory Mode is automatically
Data Transfer Method
selected for scanning in resolutions over 600 dots per inch (dpi).
The Hide Scanner's Native Interface option bypasses the windows and dialog boxes provided by the
User Interface
scanner manufacturer. Instead, scanning from Acrobat opens the Custom Scan dialog box.
Invert Black And White Images
Optimization Options dialog box
The Optimization Options dialog box for image settings controls how scanned images are filtered and compressed for
the PDF. Default settings are suitable for a wide range of document pages, but you may want to customize settings for
higher-quality images, smaller file sizes, or scanning issues.
Applies default settings to balance file size and quality at a moderate level.
Automatic
•
Applies settings that minimize file size. In some cases, selecting this option may visibly affect the quality
Aggressive
of the scanned PDF.
Makes additional settings available under Compression and Filtering and disables the Aggressive
Custom Settings
setting under Automatic. If you select Custom Settings, the Color/Grayscale or Monochrome settings are available,
depending on the option you selected in the Acrobat Scan dialog box.
When scanning color or grayscale pages, select one of the following:
Color/Grayscale settings
•
Does not apply compression or filters—such as Deskew, Background Removal, and so forth—to scanned
Lossless
pages.
•
Divides each page into black-and-white, grayscale, and color regions and chooses a representation that
Adaptive
preserves appearance while highly compressing each type of content. The recommended scanning resolutions are 300
dots per inch (dpi) for grayscale and RGB input, or 600 dpi for black-and-white input.
•
Applies JPEG compression to the entire grayscale or RGB input page.
JPEG
Note: The scanner uses either the selected Color/Grayscale option or the selected Monochrome option. Which one is used
depends on the settings you select in the Acrobat Scan dialog box or in the scanner's TWAIN interface, which may open
after you click Scan in the Acrobat Scan dialog box. (By default, the scanner application dialog box does not open.)
Select this option to convert text images in the PDF to searchable and selectable text. This
This option creates positive images from black-and-white negatives, for example.
Last updated 9/30/2011
"Recognize text in scanned
66
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