Request InfoDocter Optics Inc.Objective lenses for gobos and slide projection lighting fixtures have been introduced by Docter Optics Inc. The lenses are available in three-, four- or six-element designs with fixed or variable focal lengths from 45 to 500 mm. Features include speeds from f/1.7 to f/5.6 and operating wavelengths from 400 to 700 nm. The lenses' air-to-glass surfaces are antireflection-coated for high light transmission, and they are mounted in compact housings of metal or plastic.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra November 2023 IssueLEDiL Optics KitThe New Energy LEDiL Optics Kit (NELOK) from NewEnergy consists of a single LED mounted on a printed circuit board and attached to a heatsink along with 15 lenses, three each from five lens families....Photonics.com 9/8/2022Zoom Microscope LensThe BS-1085 4K Apochromatic Monocular Zoom Microscope Lens from BestScope International Ltd. features an adopted apochromatic optical system. 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