Request InfoSpectrum Scientific Inc. (SSI)Spectrum Scientific Inc. has introduced the 470-250-040 aberration-corrected blaze holographic concave grating. It achieves 85% efficiency at a 250-nm blaze wavelength and features a wavelength range from 190 to 800 nm, a focal ratio of f/2, 21.3-nm/mm reciprocal linear dispersion, a spectral length of 28.7 mm and a 75.86-mm entrance path wavelength. The company says that the grating has a high numerical aperture and low stray light.See full productRelated content from Photonics MediaPRODUCTSBioPhotonics Nov/Dec 2023 IssueFLIM Camera SystemThe LIFA vTAU from Lambert Instruments is a camera-based system designed to transform fluorescence lifetime imaging microscopy (FLIM) for live cell applications. Featuring a single-photon avalanche...Vision-Spectra.com June 2022 Issue3D CameraThe Vision V1 high-resolution 3D camera from Polyga Inc. is a high-speed device for industrial computer vision applications. 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