| lenses | Pieces of glass or other transparent materials used for magnification or increased visual acuity. (12 Dec 1998) |
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| lenses, intraocular | Artificial implanted lenses. (12 Dec 1998) |
| contact lenses | Curved shells of glass or plastic applied directly over the globe or cornea to correct refractive errors. (12 Dec 1998) |
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| contact lenses, extended-wear | Hydrophilic contact lenses worn for an extended period or permanently. (12 Dec 1998) |
| contact lenses, hydrophilic | Soft, supple contact lenses made of plastic polymers which interact readily with water molecules. Many types are available, including continuous and extended-wear versions, which are gas-permeable and easily sterilised. (12 Dec 1998) |
| trial lenses | A series of cylindrical and spherical lens's used in testing vision. (05 Mar 2000) |
Synonyms :
Synonyms : Implantable Contact Lens, Lens, Intraocular, Contact Lens, Implantable, Intraocular Lens, Intraocular Lenses, Lens, Implantable Contact
| lenses |
is also sometimes used to refer to framed eyepieces, although it is not common.
Ãâó: en.wikipedia.org/wiki/Usage_of_words_for_eyepieces
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| lenses |
A variety of structures that apparently affect the directionality of light are called "lenses." Some of these appear to act like typical optical lenses but the mode of action of others (like those in the illustration to the right) are uncertain.
Ãâó: tolweb.org/accessory/Cephalopod_Photophore_Termino...
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