NOM | artifact | Lent de Fresnel | 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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Sentit | 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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Part de | far | A powerful light with reflector |
reflector | A light source with reflectors that projects a beam of light in a particular direction | |
General | lens, lent, sistema de lents | A transparent optical device used to converge or diverge transmitted light and to form images |
Anglès | Fresnel lens |
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