English > lens system: 1 sense > noun 1, artifact| Meaning | A transparent optical device used to converge or diverge transmitted light and to form images. |
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| Synonyms | lens, lense |
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| Part of | optical instrument | An instrument designed to aid vision |
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| Narrower | Fresnel lens | lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length |
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| anastigmat | compound lens or lens system designed to be free of astigmatism and able to form approximately point images |
| anastigmatic lens | A lens designed to correct astigmatism |
| camera lens, optical lens | A lens that focuses the image in a camera / camera |
| compound lens | A lens system consisting of two or more lenses on the same axis |
| condenser, optical condenser | lens used to concentrate light on an object |
| contact, contact lens | A thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication |
| converging lens, convex lens | lens such that a beam of light passing through it is brought to a point or focus |
| crown lens | A lens made of optical crown glass |
| diverging lens, concave lens | A lens such that a parallel beam of light passing through it is caused to diverge / diverge or spread out |
| eyepiece, ocular | combination of lenses at the viewing end of optical instruments |
| field lens | The lens that is farthest from the eye in an optical device with more than one lens |
| intraocular lens | An artificial lens that is implanted into the eye of someone to replace a damaged natural lens or someone who has had a cataract removed |
| meniscus | (optics) a lens that is concave on one side and convex on the other |
| monocle, eyeglass | lens for correcting defective vision in one eye |
| objective, objective lens, object lens, object glass | The lens or system of lenses in a telescope or microscope that is nearest the object being viewed |
| Broader | optical device | A device for producing or controlling light |
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| Spanish | lense, lente, sistema de lentes |
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| Catalan | lens, lent, sistema de lents |
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