gas lens

См. также в других словарях:

• gas permeable lens — UK US noun [countable] [singular gas permeable lens plural gas permeable lenses] a type of contact lens (=a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   Useful english dictionary

• gas-permeable lens — /gas perr mee euh beuhl/ a semisoft contact lens, usually removed each day, that allows air to pass through to the eye and affords a wider range of vision corrections than a soft contact lens. * * * …   Universalium

• gas permeable lens — noun count a type of CONTACT LENS (=a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   Usage of the words and phrases in modern English

• gas-permeable lens — /gas perr mee euh beuhl/ a semisoft contact lens, usually removed each day, that allows air to pass through to the eye and affords a wider range of vision corrections than a soft contact lens …   Useful english dictionary

• Lens clock — A lens clock is a mechanical dial caliper that is used to measure dioptric power of a lens. It is a specialized version of a spherometer. A lens clock measures the curvature of a surface, but gives the result in diopters, assuming the lens is… …   Wikipedia

• gas permeable lens — UK / US noun [countable] Word forms gas permeable lens : singular gas permeable lens plural gas permeable lenses a type of contact lens (= a piece of plastic you wear on your eye so that you can see clearly) that allows air to reach your eye …   English dictionary

• Gas venenoso en la Primera Guerra Mundial — Un ataque con gas venenoso usando cilindros de gas durante la Primera Guerra Mundial. El uso de gas venenoso en la Primera Guerra Mundial …   Wikipedia Español

• gas permeable lens — noun (C) a kind of contact lens that allows oxygen to reach your eyes …   Longman dictionary of contemporary English

• gas-permeable — adj. Gas permeable is used with these nouns: ↑contact lens …   Collocations dictionary

• gas-permeable — adjective (of a contact lens) allowing the diffusion of gases into and out of the cornea …   English new terms dictionary

• 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