Request InfoEdmund Optics Inc.The Harsh Environmental Optics (HEO) line announced by Edmund Optics Inc. packages high-precision optical components inside sealed water-resistant optical assemblies for optimal performance in challenging automotive and industrial environments, even in wash-down and other wet surroundings. The lenses, which are designed for 1/2- and 1/3-in. sensor formats, come in four focal lengths and feature standard M12 × 0.5 mounting threads. Two coating options make the lenses suitable for visible or near-IR infinite conjugate imaging applications.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra February 2023 IssueMounted Color FiltersMounted Machine Vision Filters from Edmund Optics Inc. are color filters optimized for use with popular LEDs with ≥85% transmission and blocking capabilities. 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