Request InfoGentec-EO USA Inc.Large-aperture, multireflection optical trap detectors are available from Spectrum Detector Inc. Based on National Institute of Standards and Technology traceable calibration-transfer standards, the silicon and germanium devices have a typical spectral response of 0.3 to 0.9 μm and 0.6 to 1.55 μm, respectively. They are configured for measuring both collimated and divergent sources such as lasers and fibers. 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