Request InfoPhoto Research Inc.The battery-operated, portable SpectraDuo is the only available combined spectroradiometer with a photomultiplier-tube (PMT)--based photometer. The detector systems share alignment and viewing optics to ensure the exact same area is sampled regardless of the measurement type. The spectroradiometer features 256 detectors with a spectral resolution of 1.56 nm for accurate spectral measurements of color and luminance. The photometer contains a highly sensitive, photopically corrected PMT for fast low-light-level measurements. This dual instrument has four automated measuring apertures and a...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra March 2024 IssueImaging PhotometerThe GeoImage™ from CRAIC Technologies is a microscope imaging photometer designed to provide advanced material analysis for geology, mining, and environmental research. 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Any specific system being analyzed may, through the light it emits or reflects, communicate information about...Photonics HandbookDetectors: Options for Low-Light ApplicationsDeveloped in the early 1990s, the silicon photomultiplier (SiPM) is a solid-state photodetector whose sensitivity to light rivals that of a photomultiplier tube (PMT) in a regime where a few hundred...Photonics HandbookPhotomultipliers: Low-Light, High-Speed SpecialistsThe applications where rapid detection of light is a must are many. They include a wide variety: semiconductor inspection, gene sequencing, oil well logging and high-energy physics. The reasons for...WHITEPAPERSPhotonics.com 11/6/2023Fast Shaping Control of X-Ray Beams Using a Closed-Loop Adaptive Bimorph Deformable MirrorHigh-speed adaptive correction of optics, based on real-time metrology feedback, has benefitted numerous scientific communities for several decades. However, it remains a major technological...Photonics.com 10/24/2023A Tale of Three Lenses: How Alignment Turning Creates Accurate Imaging Systems for LessOptikos Principal Optical Engineer Will Rusin explains how alignment turning can be used to create extremely accurate optical systems, at scale, for lower cost.Photonics.com 11/6/2023Calibration Makes The DifferenceAs a leading manufacturer of light measurement technology, measurement quality has top priority at Instrument Systems. To this end, we operate an DAkkS accredited testing laboratory. There are hardly...Photonics.com 10/31/2023Block Engineering's Tunable Mid-IR Quantum Cascade LasersBlock Engineering's widely tunable mid-infrared Quantum Cascade Lasers are designed for use by researchers and manufacturers. 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It consists of a...Photonics Dictionarydetector arrayA detector array refers to a collection of individual detector elements arranged in a two-dimensional grid or matrix format. Each element within the array is capable of detecting electromagnetic...Photonics Dictionaryoptical manufacturing tools and machineryOptical manufacturing tools and machinery encompass a wide range of equipment, instruments, and systems used in the fabrication, shaping, finishing, and testing of optical components and systems....Photonics Dictionaryinfrared spectrophotometerA spectrophotometer having a prism or, more frequently, a grating for the study and recording of infrared spectra. 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Radiant Vision Systems provides a comprehensive...Photonics.com 2/21/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...PHOTONICS BUYERS' GUIDE CATEGORIESPhotomultiplier Tube DetectorsPicosecond DetectorsPhotomultiplier Tube ShieldsPower MetersCOMPANIESPhotonics Buyers' GuideOZ Optics LimitedEstablished in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...Photonics Buyers' GuidePhotonics MediaPhotonics Media is the publisher of Photonics Spectra, BioPhotonics, and Vision Spectra magazines in print, digital and mobile app formats; the Photonics Marketplace featuring the Photonics Buyers'...Photonics Buyers' GuideCASTECH INC.CASTECH is a recognized leading supplier of nonlinear optical crystals, laser crystals and precision optical components for laser, telecom, medical, analysis and detector markets. Products...Photonics Buyers' GuideRadiant Vision Systems, Test & MeasurementRadiant Vision Systems engineers advanced imaging systems to evaluate light, color, manufacturing integrity, and surface quality of illuminated displays, backlit components, light sources,...