Request InfoAnalytical Instrument Systems Inc.Spectrophotometric instruments that include a halogen visible light source and a UV-1 deuterium light source are available from Analytical Instrument Systems Inc. Models DLK-1000 VIS and DLK-1000 UV have wavelength ranges from the VIS to the UV. The portable DLK-1000s can be controlled using a variety of computer interface boards. AIS also has spectrophotometers controlled on the PC using Windows and LabView.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 8/31/2022RadiometerThe MDC4 smart filter radiometer from Gigahertz Optik GmbH features centroid wavelength detection and measurement of irradiance for LEDs, lasers, or other monochromatic light sources. 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