a11yTips — Provide meaningful text alternatives for images in…

document.write(‘ Loading… ‘); Provide meaningful text alternatives for images in PDF documents Make sure informative images in PDF documents are assigned meaningful text alternatives Regardless of the format in which information is presented, images that are part of a link, or simply convey information that is relevant to understanding the content have to be reliably interpreted by assistive technologies in order to be conveyed back to users. Images in PDF documents are called “figures”. Though the format and technology vary, the technique to make images accessible in PDF document is similar. While informative images in HTML can be turned into text thanks to meaningful alt attribute values assigned to Img elements, figures that are part of the PDF tag tree need to be given a meaningful alternate text. To do so, simply assign a descriptive alternate text to figures by accessing the properties of the object in the tag tree,…

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