Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Tunnel Vision(also: Peripheral Vision Loss, PVL)
- A visual impairment characterized by the loss of peripheral vision while central vision may remain intact, resulting in a narrow field of view as if looking through a tunnel. Tunnel vision can be caused by conditions such as retinitis pigmentosa, glaucoma, or stroke. It…
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