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 July 2024 IssueSurface-Mount Mini-LEDsThe VLMB2332T1U2-08 and VLMTG2332ABCA-08 from Vishay Intertechnology are blue and true green, respectively, surface-mount LEDs in a miniLED package for medical light treatment, heart rate monitoring,...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 Spectra December 2022 IssuePosition-Sensing DetectorThe high-sensitivity, 2-mm-diameter APX-PSD-XVInG-3.1 Position-Sensing Detector (PSD) from Advanced Photonix features spectral response from the visible to NIR and SWIR wavelengths. The low...Photonics Spectra January 2023 IssuePhotodetectorsSurface-Mount Silicon and Indium Gallium Arsenide Photodetectors from Advanced Photonix are designed for high-speed response applications. The surface-mount devices are assembled in compact,...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 3/18/2024Photonics-Based Oscillator Provides Precise Signals on Compact ChipMany technologies — from communications, to radar and sensing, to positioning and navigation — rely on low-noise microwave signals for precise timing and synchronization. Advances in...Photonics Spectra August 2024 IssueOn-Chip Laser Showcases Self-Sustained Comb OperationOptical frequency combs have been transformational for metrology, spectroscopy, atomic clocks, and other applications, but their utility outside of lab and industrial settings has yet to be realized...Photonics.com 11/11/2022Bruker Acquires Inscopix; Adaptive Glasses Firm Deep Optics Secures Investment: Week in Brief: 11/11/22Bruker Corp. acquired Inscopix Inc., a developer of miniaturized microscopes known as miniscopes, for freely moving animal brain imaging. Since Inscopix’s founding in 2011, its flagship...PHOTONICS HANDBOOK ARTICLESPhotonics 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 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 HandbookDiode-Pumped Lasers: Performance, Reliability Enhance ApplicationsNeodymium-doped crystals and glasses such as Nd:YAG (neodymium:yttrium aluminum garnet) have long been used as laser gain materials. Optically pumped, they produce an output wavelength close to 1...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 9/14/2023Phase Detection with Lock-in Amplifier and PhasemeterPrecise and sensitive phase detections are often required for impedance and optics-based measurements. For example, measuring the phase shift between current and voltage reveals the complex impedance...Photonics.com 10/16/2023Lumispot Tech FOGs Coil Application In Inertial NavigationFiber Optic Gyro Coil - The Core components of FOG used in inertial navigation field.Photonics.com 5/6/2024Optimizing Micromachining Processes Through Pulse-to-Pulse Measurement of Ultrafast LasersLaserPoint has recently introduced the fastest commercially available thermal high-speed laser energy sensor (named “BLINK High Speed”, patented) based on the laser LITV effect. Measurements up to...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...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 9/24/2024A Narrow Linewidth Distributed Feedback Laser Diode with Unique Frequency Modulation ResponseDistributed feedback (DFB) laser diodes are single-frequency laser sources that can be produced in volume at a low cost. They represent compact and reliable laser technology and are widely used in...Photonics.com 5/6/2020Raman Spectroscopy: Theory, Practice, and ApplicationsRaman spectroscopy is a spectroscopic technique that probes vibrational states of molecules using, for example, visible light. It requires very little or no sample preparation and can be employed to...PHOTONICS DICTIONARY+ TERMSPhotonics 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 Dictionarylaser crystalA laser crystal, also known as an active medium or gain medium, is a solid-state material used in the construction of lasers. The primary function of the laser crystal is to amplify light by...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 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...VIDEOSPhotonics.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.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 3/29/2018Fundamentally Different Photonics - LIGHT MATTERS 03.2018On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....PHOTONICS BUYERS' GUIDE CATEGORIESInGaAs LasersMilitary Laser SystemsDiode LasersA 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...Fiber Optic Laser DiodesCOMPANIESPhotonics 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' 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...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)...