Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Visual Aberration(also: Optical Aberration, Refractive Error)
- A deviation from ideal optical performance in the eye that causes images to appear blurred, distorted, or otherwise degraded on the retina. Visual aberrations include both lower-order aberrations (such as myopia, hyperopia, and astigmatism) and higher-order aberrations (such as…
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