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

Punctum

Eyewear; Optometry

Tear drains around the eye. There are two in the upper lid and two in the lower lid.

Keratomileusis

Eyewear; Optometry

A refractive surgical technique where a partial thickness circular flap of cornea is removed, frozen, reshaped on a lathe and replaced upon the cornea. The lathe can shape either a convex or a ...

Broadbeam

Eyewear; Optometry

This is a method of applying excimer laser energy. A beam of energy is applied across the entire ablation zone at one time. See also variable beam and flying spot.

Pupil

Eyewear; Optometry

Appears as a small black dot in the centre of the iris. The pupil changes its diameter in response to changes in ambient lighting. The pupil varies the amount of light reaching the retina and the ...

Keratotomy

Eyewear; Optometry

A surgical incision of the cornea as in Radial Keratotomy.

Buttonhole flap

Eyewear; Optometry

A complication of Lasik caused when the microkeratome breaks through the top of the cornea while creating a flap of corneal tissue. See Lasik Buttonhole FlapC