This technique is an internationally-accepted approach to giving guidance to a visually impaired person. To begin guiding, the guide should move up to the side and slightly in front of the blind follower and tap his elbow against the arm of the follower. This gives the blind individual a clear understanding of where the arm […]

Loss of the ability to see for whatever reason or cause.

This is one of the mark up languages. SGML is the abbreviation for Standard Generalized Markup Language, which is a language for describing markup languages, particularly those used in electronic document exchange, document management, and document publishing. HTML, for example, is derived from SGML. Code is written using the principles of SGML.

Tasks that may qualify an animal as a “service animal” include guiding the blind, providing balance for people with difficulty walking, retrieving objects, companionship, and alerting deaf individuals to sounds. Some animals that work as service animals are horses, monkeys and dogs. All such animals go through rigorous training to perform these tasks and are […]

This is a rare disorder (also known as De Morsier Syndrome) that may be diagnosed in early infancy, during childhood, or as late as adolescence. It is characterized by abnormal development (dysplasia) of certain structures within the central portion of the brain, affecting structures of the eyes; the hypothalamus (an area of the brain that […]

Dogs that have been specially selected and trained to lead or guide a blind person in walking about. The first training schools were established in Germany in 1911-1918, the United States in 1929 and in Great Britain in 1931. Guide dogs are a type of assistance animal. The special training course takes about four months. […]

This section of the Rehabilitation Act requires that those receiving federal funds must make sure that the computer equipment purchased is accessible to disabled users.

This law prohibits the discrimination against people with a handicap in programs receiving federal funds. Where the ADA excludes some federal agencies from its governance, those same agencies are clearly responsible to this law.

Section 255 of the Federal Communication Act mandates that the producers and manufacturers of telecommunications devices (telephones, pagers, faxes and answering machines) must provide the print information pertaining to those pieces of equipment (such as user’s manuals) to the purchaser in the alternate format desired.

A text-to-speech system, intended for use by blind or low-vision users, that speaks the text content of a computer display. See Speech Synthesis.