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Eyewear
Eyeglasses, goggles or other objects worn over the eyes, usually to aid vision or for protective purposes.
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Eyewear > Optometry 
permanent engraving
Eyewear; Optometry
Permanent engraving for the reconstruction of all reference points and measuring points of progressive lenses.
magnification of photography
Eyewear; Optometry
Ratio of the size of the image on the photosensitive target to that of the fundus at the centre of the photographic field, assuming that the eye is emmetropic and that it has a ...
low vision telescope
Eyewear; Optometry
Telescopic optical system, Galilean or Keplerian that forms a magnified retinal image of an object.
lenticular portion
Eyewear; Optometry
That portion of a lenticular lens which has the prescribed power.
atoroidal surface
Eyewear; Optometry
Surface having mutually perpendicular principal meridians of unequal curvature, of which the cross-section in at least one principal meridian is not circular.
Sub-categories
- Contact lenses (3070)
- Eye surgery (2811)
- Glasses (802)
- Optometry (16172)
- Sunglasses (524)