rigid lens


rigid lens
твёрдая линза

Англо-русский офтальмологический словарь. 2010.

Смотреть что такое "rigid lens" в других словарях:

  • Rigid gas permeable — lenses are rigid contact lenses made of oxygen permeable polymers. Initially developed in the late 1970s, and through the 1980s and 1990s, they were an improvement over prior hard lenses that restricted oxygen transmission to the eye. Rigid… …   Wikipedia

  • lens dislocation — ▪ physiology       abnormal position of the crystalline lens of the eye (eye, human). The dislocation, which may be congenital, developmental, or acquired (typically via trauma), is usually caused by abnormalities of or injury to a portion of the …   Universalium

  • Contact lens — Contacts redirects here. For the software application, see Address book. A pair of contact lenses, positioned with the concave side facing upward …   Wikipedia

  • Contact lens — Lentilles de contact Verres de contact posés avec la face concave vers le haut …   Wikipédia en Français

  • contact lens — one of a pair of small plastic disks that are held in place over the cornea by surface tension and correct vision defects inconspicuously. Cf. hard lens, intraocular lens, soft lens. [1885 90] * * * Thin artificial lens worn on the surface of the …   Universalium

  • hard lens — a contact lens of rigid plastic or silicon, exerting light pressure on the cornea of the eye, used for correcting various vision problems including astigmatism. Cf. soft lens. * * * hard lens, a contact lens made firm plastic that adheres to the… …   Useful english dictionary

  • hard lens — hard′ lens′ n. oph a contact lens of rigid plastic or silicon, exerting light pressure on the cornea of the eye Compare soft lens …   From formal English to slang

  • hard lens — a contact lens of rigid plastic or silicon, exerting light pressure on the cornea of the eye, used for correcting various vision problems including astigmatism. Cf. soft lens. * * * …   Universalium

  • contact lens — noun A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change ones eye color cosmetically. Syn: contact, lens …   Wiktionary

  • contact lens hard — a contact lens that maintains its shape without support and absorbs little or no water; it may be gas permeable or non–gas permeable. Called also hydrophobic contact l. and rigid contact l …   Medical dictionary

  • contact lens rigid — hard contact l …   Medical dictionary


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