Request InfoPhotodigm Inc.Photodigm Spectroscopy-Certified™ DBR Laser Diodes are used in portable analyzers for raw material verification. The high power, narrow linewidth, tunability and wavelength stability necessary for Raman spectroscopy, combined with the robust monolithic construction, make Photodigm DBR Laser Diodes the superior choice for the next generation of handheld instruments in medical, industrial, security and commercial applications.See full productRelated content from Photonics MediaPRODUCTSPhotonics Showcase September 2020 IssueLight Sheet for Cleared TissueThe ct-dSPIM is a flexible and easy-to-use light sheet microscope configuration optimized for imaging large cleared samples. The sample is mounted horizontally on an XYZ stage. Two multi-immersion...Photonics Showcase January 2021 IssueCustom Polymer OpticsFor over 25 years, Diverse Optics has manufactured the most challenging components and assemblies for a variety of applications. We use our knowledge of injection molding and diamond turning to help...Photonics Showcase January 2021 IssueIntegrated Granite Motion (IGM) SystemsBearings, encoders, and drive mechanisms are engineered and assembled directly on the granite base and bridge structures of IGM systems. They are custom-engineered for the unique needs of your...Photonics Showcase May 2019 IssueMeasuring VCSEL Optical PowerThe Ophir IS6D integrating spheres measure optical power of widely divergent laser diode sources, such as VCSELs. They accurately measure light that diverges up to ±85° and are delivered...ARTICLESEuroPhotonics Summer 2019 IssueCompact Laser Detects Greenhouse Gases Using Mid-IR SourceA system developed at École Polytechnique Fédérale de Lausanne (EPFL), composed of a standard laser and a photonic chip, uses a mid-infrared light source to detect greenhouse and...Photonics Spectra December 2019 IssueSpectroscopy Technique Widens Spectra for Measuring Molecular StructureResearchers at the University of Tokyo have combined two current spectroscopy techniques — infrared (IR) absorption and Raman scattering spectrometry — to create complementary vibrational...BioPhotonics Jul/Aug 2019 IssueMIR Upconversion Imaging Could Speed Medical DiagnosticsResearchers from multiple institutions collaborated to develop a way to translate information from the mid-infrared (MIR) region, where chemical signatures are most distinct, to the near-infrared...Photonics Spectra January 2021 IssueEmerging Applications Signal New Opportunities for SpectroscopyAdvancements in spectrometer components and modules are converging with system-level designs to enable more compact, cost-efficient, and robust instruments that are extending the benefits of...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookSWIR Imaging: An Industrial Processing Tool: Short-wave infrared (SWIR) imaging with InGaAs-based cameras is well suited to nondestructive identification of materials, their composition, coatings and other characteristics.Imaging has long been used in industrial processes to measure, monitor, control or otherwise manage the production of goods. The challenge to the process designer is to develop a tool that captures...Photonics HandbookIntegrating Spheres: Collecting and Uniformly Distributing Light: The integrating sphere is a simple, yet often misunderstood, device for measuring optical radiation.An integrating sphere’s function is to spatially integrate radiant flux (light). However, before one can optimize a sphere design for a particular application, it is important to understand how...Photonics HandbookSpectroscopy: The Tools of the Trade: Understanding the whys and wherefores of a technology goes a long way toward solving your problem. Putting that knowledge to work requires an understanding of the tools of the trade and how to use them.All optical spectrometry techniques rely on the measurement of radiant power. The configuration of the instrument varies based on the measurement technique: absorption, emission, luminescence or...Photonics HandbookOptical Delay Lines: Key to Time-Resolved Measurements: To obtain an accurate means of creating reliable delays in any time-resolved spectroscopy or dynamic experiment, several factors about the delay line stage must be considered to reduce or eliminate errors associated with linear stages.One of the most critical elements of any time-resolved spectroscopy and dynamics experiment is the optical delay line. A typical optical delay line consists of a retroreflector or folding mirrors on...WHITEPAPERSPhotonics.com 5/7/2019Identifying Thermally Activated Delayed Fluorescence (TADF)OLEDs have become one of the most popular display types for high-end televisions and smartphones due to their superior contrast ratios and lower power consumptions than conventional LCD displays. A...Photonics.com 1/14/2021Methods for Measuring Display Defects and Mura as Correlated to Human Visual PerceptionHuman vision and perception are the ultimate determinants of display quality, however human judgment is variable, making it difficult to define and apply quantitatively in research or production...Photonics.com 12/4/2020Multilayer Coating for Extreme Ultraviolet ExperimentsExtreme ultraviolet (EUV) multilayer coatings have been designed and fabricated for many kinds of experiments including high-order harmonics application. In this paper, we present recent results...Photonics.com 3/31/2020Emission Tail of Indium Phosphide Quantum DotsSemiconductor quantum dots (QDs) have unique tunable photoluminescence properties which lend them to a range of important technological applications including solid-state lighting, displays,...WEBINARSPhotonics.com 2/16/2012Perspectives on CommunicationsPhotonics Media presents two perspectives on communications, one provides an overview of quantum theory of optical communications, and the other discusses confronting the challenge of creating...Photonics.com 9/24/2015Fiber Optic Sensors: Fundamentals and ApplicationsFiber optic sensing technology has evolved over 60 years of development and commercialization. While many applications are for point sensors, the most rapid expansion has been for distributed fiber...Photonics.com 10/12/2017Learn Efficient Luminaire Design Using Virtual PrototypingLearn how to design luminaires with desired output performance in less time using virtual prototyping. In this webinar, you will learn how to design better and more efficient luminaires with...Photonics.com 6/20/2018Optics and AstronomyWhat tools and equipment will be needed for 21st century astronomy? In this webinar, you will learn about innovative optical approaches to astronomy to support research at a global level. The...PHOTONICS DICTIONARY+ TERMSEDU.photonics.com 3/5/2018photoconductive antennaPhotoconductive antenna (PCA) is a semiconductor element that generates or detects high-frequency electromagnetic signals. Compact PCAs based on gallium arsenide (GaAs) or indium gallium arsenide...EDU.photonics.com 9/8/2009light-beating spectroscopyThe spectroscopic analysis of optical line shapes and frequency shifts, using the technique of light beating; i.e., the mixing of two narrowband optical components to produce an AC component in the...EDU.photonics.com 3/5/2018optical emission spectroscopy (OES)In dry etching, a method of characterizing the composition of solid materials such as metal. Atoms in the OES technique are excited by energy that comes from a spark formed between the sample and an...EDU.photonics.com 9/8/2009ultraviolet photoemission spectroscopyA technique for measuring the energy spectrum of electrons emitted during the absorption of ultraviolet radiation. This spectrum reveals the characteristic ionization energies of the molecules and...VIDEOSPhotonics.com 6/19/2019Edinburgh Instruments Product RangeEdinburgh Instruments is a world-leader in both single photon counting and time correlated single photon counting (TCSPC) based fluorescence spectrometers. Our product range includes: FLS1000...Photonics.com 4/28/2020Compact MEMS-FPI Sensor for Portable NIR SpectrometersHamamatsu’s MEMS-FPI spectrum sensors utilize a built-in MEMS Fabry-Perot interferometer and InGaAs PIN photodiode to measure NIR spectra. With their high sensitivity to NIR wavelengths and their...Photonics.com 4/22/2016A Time to Remember - LIGHT MATTERS 04.22.2016This month, we look at a new optogenetics technique developed at MIT’s Riken Center that uses fiber optic light stimulation to essentially regrow lost synaptic connections in the brain. Researchers...Photonics.com 11/17/2017Binding Light in Optics and Photonics - LIGHT MATTERS 11.2017Tune into this month's edition of Light Matters for 'Part 1' of an exclusive interview with SPIE CEO, Eugene Arthurs, as he speaks about his upcoming retirement. We’ll also take you to Rochester,...PHOTONICS BUYERS' GUIDE CATEGORIESSpectrophotometer CellsNear-Infrared SpectrometersPhoton Imaging DetectorsDivided-Circle SpectrometersA divided-circle spectrometer is a spectroscope having a divided circle and a means for the rapid reversal of prisms for the measurement of refractive index of the prism for a specific wavelength.COMPANIESPhotonics Buyers' GuidePhotodigm Inc.Photodigm DBR lasers are precisely fabricated to deliver single frequency, single mode output in the near-IR spectral band from 740 nm to 1100 nm. With a narrow bandwidth of less than 1 MHz,...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' GuideCascade Optical CorporationCascade Optical Corporation has more than 35 years of expertise in custom vacuum-deposited thin-film coatings, specializing in IAD, low temp, low stress coatings for laser crystals and fiber optics....Photonics Buyers' GuideSmarAct Inc.Since 2005, SmarAct develops piezo-based, high-performance positioners and measurement tools for the micro- and nanometer scale. Positioning systems with numerous degrees of freedom and parallel...