Do not be redundant: information previously presented in surrounding text should not be repeated.Īlternative Text: "Series of images depicting the baseball pitching sequence: the first still shows the windup, the second shows the beginning acceleration, the third is the final moments of acceleration, and the last still shows the follow through." No more than a few words are necessary but a short sentence or two might be appropriate in some instances. ConciseĪlternative text should be as descriptive as is appropriate. Students are not expected to have any previous knowledge of the solar system, therefore, including the order of planets in the description is necessary. Rationale: This image is being used in an introductory astronomy course. Use of details or examples that the user will understand will make your alternative text description most effective.Īlternative Text: "Solar system from closest to the sun to furthest: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto." Use vocabulary and phrases that are appropriate for your audience. If the image is being used in a lecture, think about what your audience already knows. When writing alternative text, it is important to take your audience into consideration. Since the water cycle has been explained in detail throughout the lecture, more information about each stage in this image is not needed. Rationale: This image is being used at the end of a lecture in a summary section of the water cycle. Context should be used to avoid repetition of text surrounding the image, as well as basic concepts and terms that the user is already familiar with.Īlternative Text: "Water cycle: evaporation and transpiration, condensation, precipitation, infiltration, groundwater." When creating alternative text for meaningful (images relevant to the content) and complex images, take into consideration the guidelines below: ContextĪlternative text for images may vary depending on the context surrounding them. If a visual is being used to convey information, alternative text is required. Alternative text ensures the same experience for persons using assistive technologies, such as a screen reader, as well as those with varying degrees of visual or cognitive impairments. The objective of alternative text is to serve the same purpose and convey the same information as the image being provided. Page ContentsĪlternative text is text that describes visuals, such as images, clip art, charts, and graphics. Details for proper image accessibility in different document types will be available in the tutorial for the document type, e.g., Microsoft Word, HTML. Alternative text should be short and concise, generally a few words to a sentence will suffice, but should still convey the same information as the image. Images used for decoration do not require alternative text but should be marked as decorative when available. Alternative text is required for all visuals that provide meaningful information. When a screen reader user encounters an image, the software will read aloud the alternative text to provide a similar experience to that of a visual user. Alternative Text for Images Executive SummaryĪlternative text is text used to describe information being provided by an image, graph, or any other visual element.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |