Request InfoDocter Optics Inc.Slide/AV projection lenses for format sizes of 24 x 36 mm and 38 x 38 mm are available from Docter Optics Inc. The lenses are designed with 3-, 4-, 5-, 6-, 7-, 8-, 9- and 14-glass elements and are mounted in compact metal or plastic housings with diameters of 42.5 or 52.5 mm and with a helical groove or focusing rack. The company says the lenses, which can be ordered with fixed or variable focal lengths, provide high light transmission, brilliant contrast and brightness across the color spectrum and the projected image.See full productRelated content from Photonics MediaPRODUCTSPromoted Content September 2023 IssueCustom Cylindrical OpticsK&S Optics manufactures cylindrical lenses in a wide variety of configurations to fit your specifications and prints. We offer cylinders in commercial and precision grades. Our unique...Vision-Spectra.com July 2023 IssueMachine Vision LensesThe 1/1.7-in. 12-MP machine vision lens series from Phenix Optics Co. 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