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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

Slit lamp microscope

Eyewear; Optometry

Instrument consisting of a microscope and a swivelling illumination system providing a slit image.

Single-vision lens

Eyewear; Optometry

Lens designed to provide a single dioptric power.

Side

Eyewear; Optometry

That part of the trial frame which uses the subject's ears to retain the frame against the face.

Refracting edge

Eyewear; Optometry

Line in which the two nonparallel plane surfaces of a prism meet.

Resolution

Eyewear; Optometry

Smallest separation between two details, expressed as a linear or angular measurement, at which a pair of. Points may be recognised as being separate under a given set of conditions.

Reference plane

Eyewear; Optometry

Plane at which the readings and the power tolerances of the refractor head apply.

Reference distance

Eyewear; Optometry

Distance between the reference plane of the refractor head and the corneal vertex.

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