Optometry

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.

Industry: Eyewear; Health care

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Optometry

vertex

Optometry; Optometry

Point of intersection of the optical axis with a surface of a lens.

trifocal lens

Eyewear; Optometry

Multifocal lens having three portions, usually for distance, intermediate and near vision.

tinted lens

Eyewear; Optometry

Lens (generally an absorptive lens) having a noticeable colour (including gray) in transmission.

toric lens

Eyewear; Optometry

Lens with at least one toroidal surface.

spectacle lens

Eyewear; Optometry

Ophthalmic lens worn in front of, but not in contact with, the eyeball.

spectacle magnifier

Eyewear; Optometry

Magnifier in the form of spectacles and intended to be worn as spectacles, mounted or held close to the eye. This includes power in addition to a normal near correction.