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Optometry

A health care profession concerned with eyes and related structures, as well as vision, visual systems, and vision information processing in humans. The practice of eye and vision care.

Contributors in Optometry

Optometry

prismatic power prism

Eyewear; Optometry

Value of the prismatic effect at the design reference point.

prismatic power lens

Eyewear; Optometry

Lens with a prismatic effect at the design reference point or, for progressive-power lenses, at the prism checking point.

prismatic power

Eyewear; Optometry

The deviation of a ray of light through a specified point on a lens.

prismatic deviation

Eyewear; Optometry

Change in direction imposed on a ray of light as a result of refraction.

photochromic lens

Eyewear; Optometry

Lens which reversibly changes its luminous transmittance characteristics depending upon the intensity and wavelengths of the radiation falling upon it.

photochromic fatigue

Eyewear; Optometry

Irreversible change in luminous transmittance characteristics of a photochromic material with time, usually after prolonged cumulative and/or repeated exposure to radiation.

photochromatic material

Eyewear; Optometry

Material which reversibly changes its luminous transmittance characteristics depending upon the intensity and wavelength of the radiation falling upon it.

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