| NOUN | artifact | 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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| Meaning | 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 of | headlight, headlamp | A powerful light with reflector |
| searchlight | A light source with reflectors that projects a beam of light in a particular direction | |
| Broader | lens, lense, lens system | A transparent optical device used to converge or diverge transmitted light and to form images |
| Catalan | Lent de Fresnel | |
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