Request InfoHamamatsu CorporationHamamatsu Corp. has unveiled several InGaAs devices for laser diode and dense wavelength division multiplexing (DWDM) monitoring. The devices include front- and back-illuminated InGaAs PIN photodiodes, which are designed as channel monitors for DWDM monitoring and which include a photodiode array and image sensors. The G8941 models have an active area ranging from 0.3 to 1 mm in diameter. The G9230-01 series has an active area of 0.3 mm in diameter.See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra February 2023 IssuePolarity DetectorThe RD-P Remote-head Polarity Detector from JGR Optics Inc. integrates with the IL/RL measurement system to reduce testing time and cost of multifiber optical cable assemblies. Proprietary...Photonics Spectra September 2022 IssueLong-range Lidar SystemThe Long Range Lidar system from Draganfly Inc. provides accurate distance measurements and improved resolution over conventional photogrammetry methods. With a scanning range of 750 m, the...Photonics.com 7/12/2023Sensing PlatformThe Luxtron® M-1100 integrated converter platform from Advanced Energy Industries Inc. offers high-accuracy sensing across a wide temperature range. The system is designed for...Photonics.com 8/1/2023Developer BoardThe UP 7000 from AAEON Technology Inc. is the third generation of developer boards built on a 85- × 56-mm form factor. The UP 7000 features Intel Processor N-series CPUs onboard, LPDDR5...ARTICLESPhotonics Spectra April 2023 IssueHamamatsu Edges Closer to Compact Laser Fusion SourceBuilding on an existing multiyear R&D pursuit to establish technology that produces laser pulses at 250 J with a repetition rate of 10 Hz, Hamamatsu Photonics has developed a laser system that...Photonics.com 6/27/2023Compact, Single-Mode THz QCLs Get Boost from BICsA team at Nanyang Technological University (NTU) developed an electrically pumped, topological, bulk quantum cascade laser (QCL) that operates in the terahertz (THz) frequency range. The THz QCL is...Photonics Spectra November 2023 IssueAmplitude-Only Modulator Targets Photonic Device EfficiencyA thin-film, amplitude-only spatial light modulator made from phase-change-based material was developed by researchers at the University of Exeter and the Institute of Optics in Madrid. The...Photonics.com 10/14/2022Leonardo DRS Secures Army Contract; ZEISS Microscopy Strikes Contract: Week in Brief: 10/14/2022ARLINGTON, Va. — Leonardo DRS received a contract to produce its next-generation thermal weapon sights for the U.S. Army. The firm fixed-price contract from the U.S. Army Contracting Command is...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookInfrared Spectral Selection: It Begins with the DetectorSpectral selection is a powerful tool that enhances conventional imaging tremendously. Most imaging systems, including the human eye, are designed to image light over a broad range of the spectrum....Photonics HandbookPhotonic Component Manufacturing: Moving Toward AutomationManufacturing the laser diode is complicated by the existence of multiple proprietary techniques and intellectual property barriers together with complex device physics and unique materials. ...Photonics HandbookLaser Diodes: Specification GuidelinesWhile some design engineers know exactly what they need from their laser diode, others may choose a partner to navigate what can be a complex development process. Laser diode manufacturers know which...Photonics HandbookQCL Primer: History, Characteristics, ApplicationsSince its first successful operation in 1960 at Hughes Research Labs, the laser technology has been at the center of innovation and research. Semiconductor lasers first made their appearance in 1962...WHITEPAPERSPhotonics.com 3/18/2024Monolithic Hollow Corner Cube Retroreflectors for Precision MetrologyThis white paper compares the advantages and disadvantages of different types of retroreflectors. It highlights the advantages of monolithic, hollow retroreflectors which do not suffer from chromatic...Photonics.com 2/28/2024Optimum Order Sorting Filters for SpectrometersLearn how linear variable filters can be used in a compact spectrometer to provide optimum order sorting.Photonics.com 10/20/2023Avalanche Photodiodes - Design and ApplicationsThis white paper will discuss avalanche photodiodes beginning with a brief description, their applications, and the basics of operation. The discussion will be an overview of the important...Photonics.com 2/12/2024How to Improve Laser Diode LifetimeEverything you need to know about soldering, mounting, thermal management, drive current, environment, and more, regarding extending the lifetime of your laser diodes.WEBINARSPhotonics.com 1/10/2022Photonics Spectra Conference 2022: January 10 - 13Photonics Media will host its second annual Photonics Spectra Conference Jan. 10-13. The virtual event will comprise four technology tracks — Lasers, Optics, Sensors and Detectors, and Imaging...Photonics.com 8/12/2021Toward Global Quantum NetworksThe internet has had a revolutionary impact on our world. The vision of quantum internet — capable of transmitting quantum information — will provide novel applications that are provably...Photonics.com 2/16/2022Single-Photon Detectors and Detection: SiPM, SPAD, SNSPD, PMT, TES, and Photon-Resolving Camera TechnologiesIncreasingly, photodetectors capable of detecting single photons are demanded by modern applications, including quantum computing, time-of-flight lidar, and dark matter detection. These applications...Photonics.com 4/12/2023Machine Vision with Collaborative RobotsVision-guided robots date back to the beginning of the modern industrial robot age in the early 1980s. Using vision to guide a robot has consistently been a method to add the sense of sight to a...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryfiber laserA fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as erbium, ytterbium, or neodymium. Fiber lasers generate coherent light through...Photonics Dictionarydiode laserA diode laser is a type of laser that uses a semiconductor diode as the active medium to generate coherent light. Semiconductor diodes are electronic devices that conduct electricity primarily in one...Photonics DictionaryGaAlAs laserA GaAlAs laser is a type of semiconductor laser diode that emits light in the near-infrared region of the electromagnetic spectrum. It is composed of layers of gallium, aluminum, and arsenic, hence...Photonics DictionaryIII-V materialIn semiconductor physics and materials science, the term "III-V materials" refers to compounds composed of elements from group III and group V of the periodic table. More specifically, these...VIDEOSPhotonics.com 3/29/2018Light Matters Extra: Weird and Strange: Quantum Photonics - 03.2018In this month's Light Matters Extra, we take you to the Quantum Photonics Laboratory at MIT run by Dr. Dirk Englund. Dr. Englund's group, the Quantum Photonics Group, is made up of postdocs and...Photonics.com 8/28/2017Light Matters Extra: Center for Lighting Enabled Systems and Applications (LESA) - 08.2017On this episode of Light Matters Extra we take you to Rensselaer Polytechnic Institute (RPI) in Troy, New York, and introduce you to researchers at LESA -- the Center for Lighting Enabled Systems and...Photonics.com 8/28/2017A 'Smart' Lighting Revolution - LIGHT MATTERS 08.2017In this episode, we take you to a U.S. National Science Foundation Engineering Research Center at Rensselaer Polytechnic Institute in New York. Researchers there are leading the charge for "smart"...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 CATEGORIESInGaAs LasersFiber Optic Laser DiodesFiber LasersA fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as erbium, ytterbium, or neodymium. Fiber lasers generate coherent light through...Military Laser SystemsCOMPANIESPhotonics Buyers' GuideHamamatsu CorporationHamamatsu Corporation is the North American subsidiary of Hamamatsu Photonics K.K. (Japan), a leading manufacturer of devices for the generation and measurement of infrared, visible, and ultraviolet...Photonics 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' GuideTeledyne Judson TechnologiesTeledyne Judson Technologies (TJT) is a global leader for IR sensors from the Visible to VLWIR spectrum. Two-dimensional FPAs (InGaAs, InSb, and MCT) and Integrated Dewar Cooler Assemblies (IDCAs)...Photonics Buyers' GuideAndor TechnologyAndor Technology Ltd is a global developer and manufacturer of high-performance scientific cameras, microscopy systems and spectrographs for academic, government, and industrial applications. Founded...