бифокальды

бифокальды

Corrective eyewear lenses containing regions with two distinct optical powers. Bifocals are commonly prescribed to people with presbyopia who also require a correction for myopia, hypermetropia, and/or astigmatism.

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Settore/Dominio: Occhiali
Categoria: Occhiali
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бифокальды көзәйнектер

Occhiali; Optometria; Lenti a contatto; Chirurgia oftalmologica

Corrective lenses that have two powers of correction. Typically the majority of the lens is corrected for distance vision while a small are is corrected for near vision. Bifocals ...

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Contact lenses that allow a person to see near and far away without the use of glasses.

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Lenses prescribed for those who need correction for both far away and up close.

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Corrective eyewear lenses containing regions with three distinct optical powers. The three standard regions are distance at the top, intermediate in the middle and reading towards ...

пресбиопия

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Inability to accommodate focus difference between distance vision and near (reading)

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A lens coating, either on or embedded in the lens, that filters UV radiation.

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Safety standards that must be met for glasses to be considered safety glasses. Watch the Oakley High Velocity Impact video to see the results!

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Lenses that provide special visual and cosmetic benefits for stronger corrections and increase edge to edge clarity. Flatter than conventional lenses, aspheric lenses reduce the ...