Analog recordings refer to the methods developed in the last century where all tones were recorded continuously. Reel-to-reel tape recordings and vinyl records are the best examples.

ADA The Americans with Disabilities Act (ADA) is a complex set of laws. Each Title deals with a specific segment of the U.S. economy. Title I: Private Employment Title II: Public Agencies Title III: Public Accommodations Title IV: Telecommunications Title V: Miscellaneous The law assigns regulatory and investigative responsibilities to various agencies. Each responsible agency […]

These are the standards set by the National Library For The Blind And Physically Handicapped Materials Development Center. Dot height: .020 inches Dot spacing .09 inches Character spacing: .240 inches Line height: .40 inches Interpretation: From dot 1 of the first braille cell to dot 1 of the next is .24 inches. Therefore, one inch […]

One eye can’t see well even though there doesn’t seem to be any sort of physical problem. It is commonly referred to as “The Lazy Eye” disease. It interferes with binocular vision (seeing with two eyes) that limits depth perception and causes substantial eyestrain on the fully functioning eye.

“Alternate Format” is an industry term referring to any alternate approach to presenting print information to a person with a disability. The Americans with Disabilities Act (ADA) groups the standard alternate formats (braille, large print, audio narration, oral presentation, electronic file) along with other “aids and services” for other disabilities (sign language interpretation, sighted guide) […]

A large variety of disorders and diseases have their typical onset in later life. Each of the following terms is more fully discussed in its own glossary entry. Macular Degeneration: The most common of causes of vision loss in the elderly, this disease affects millions of people in the United States alone and is the […]

A software program used for viewing and exporting PDF files. It has an export function turning such files in to text files, which can, under some circumstances, make such documents accessible through Speech Synthesizer Programs.

In the broadest sense, this term addresses the use of some sort of tool to deal with limitations presented by a disability – wheelchair, magnifier, talking computer. This glossary entry narrows the discussion to items that apply to visually impaired and blind people. Each type of adaptive technology is discussed more fully in its own […]

The Americans with Disabilities Act (ADA) is a complex set of laws. Each Title deals with a specific segment of the U.S. economy. Title I: Private Employment Title II: Public Agencies Title III: Public Accommodations Title IV: Telecommunications Title V: Miscellaneous The law assigns regulatory and investigative responsibilities to various agencies. Each responsible agency has […]

Accessibility in web design is a measure of how easy it is to access, read, and understand the content of a web site. Accessibility is complicated by different browsers, different platforms, use of speech synthesis or indexing robots, graphics, movie clips and sound files. Consideration must be given to many aspects of the site including […]