that text should be interpreted as a header, paragraph, table cell, etc.).
The most basic requirement for a PDF document to be accessible is for it to be “tagged” with hidden labels (“tags”) that describes the structure of the document (e.g. In this case, it is necessary that you convert the scanned images of text to searchable content using Acrobat’s optical character recognition (OCR) feature before addressing the accessibility features of the document. If you created a PDF from a scanned document, then it will be inherently inaccessible to screen readers and other assistive technologies.The document will be less useful because graphic representations of text cannot be selected, edited or searched. Note: A batch conversion process is also available from the menu item: File > Create PDF > Batch Create Multiple Files Scanned Content
Below are the mouse-only terms and their keyboard alternatives: However, for clarity there are several instances where mouse-only language is used. We have tried to write these techniques so that they are useful to all authors, regardless of whether they use a mouse. Several other word processor and web format saving options are also offered, but these have not been checked for accessibility.
The default file format for Acrobat 9 Pro is Adobe Portable Document Format (PDF). The WCAG working group has provided PDF Techniques for WCAG 2.0. Note: If you are creating forms, web pages, applications, or other dynamic and/or interactive content, these you should also consult the W3C-WAI Web Content Accessibility Guidelines (WCAG 2.0).
We recommend considering HTML instead of or in addition to PDF where appropriate. screen readers) is not as widespread as for HTML documents. Note: While PDF accessibility has improved over the years, accessibility support for PDF by authoring tools, viewers and assistive technologies (e.g. Acrobat 9 Pro includes an accessibility checking feature. At the time of testing (January 19, 2011), Acrobat 9 Pro (Windows) enables the production of accessible digital office documents.