fresnel lens fresnel • fresno · · · Info · Definitions · Characters · · fresnel lens · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length. Synonyms: Fresnel lens. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 f latin small letter f U+0066 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073