Request InfoLabsphere Inc.Labsphere's Optoblack diffuse coating is designed for use in the 0.25- to 16-µm wavelength region. The coating displays high lambertian characteristics and high light absorption necessary for stray light and thermal control, visual target cues and calibration. Optoblack is water-based and can be sprayed onto rigid plastic and metal substrates.See full productRelated content from Photonics MediaPRODUCTSPhotonics Showcase July 2023 IssueDual-Band Infrared AR CoatingsInfrared imaging systems require simultaneous performance MWIR (midwave, typically 3 to 5 μm) and LWIR (longwave, typically 8 to 12 or 7.5 to 13.5 μm) spectral bands. 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