Request InfoLaser Research OpticsZinc selenide (ZnSe) windows that offer a wide transmission range and can be provided blank, polish-finished or dual-band antireflection-coated for spectrometers and detectors are being introduced by Laser Research Optics. They operate over a transmission range from 0.6 to 18 µm, have an absorption coefficient of 0.0005/cm at 10.6 µm, and are nonhygroscopic. Highly stable in a laboratory environment, ZnSe windows can be supplied in 0.5- to 3-in. outer-diameter sizes and in various thicknesses to match specific customer requirements. Chemically vapor deposition-grown,...See full productRelated content from Photonics MediaPRODUCTSBioPhotonics Jan/Feb 2023 IssueZinc Selenide OpticsHigh-quality zinc selenide (ZnSe) lenses, output couplers, and mirrors from Laser Research Optics are optimized at 1.06 μm for medical laser OEMs. The devices are manufactured to...Photonics Spectra June 2023 IssueCO2 Laser Focusing LensesLaser Research Optics’ CO2 zinc selenide (ZnSe) laser focusing lenses are designed for 10.6-µm, 200-W to 400-kW steel cutting lasers that cut heavy steel fabrications. They come in...BioPhotonics May/Jun 2023 IssueBandpass FiltersThe ADVANTECH™ hard coat bandpass filters from Andover Corp. offer steep slopes, high light transmission, durability, and long life for demanding applications. The filters provide...Photonics.com 5/10/2023Sapphire Laser Debris ShieldsSapphire laser debris shields from Laser Research Optics are designed for use on high-power lasers to protect the optical components from steel slag and splatter. Sapphire cover glass for fiber...ARTICLESBioPhotonics Sep/Oct 2023 IssueMicroscopy Method Uses Infrared Light to Image Molecules with Vibrational ContrastThe complementary strengths of fluorescence and vibrational microscopy are combined in a new technique developed at Caltech, which is called bond-selective fluorescence-detected infrared-excited...Photonics Spectra April 2024 IssueMultispectral Terahertz Imaging System Incorporates Neural NetworkResearchers at UCLA have developed a focal plane array (FPA) capable of supporting real-time multispectral terahertz (THz) video in 3D. According to the team, led by UCLA professors Mona Jarrahi and...BioPhotonics Nov/Dec 2023 IssueOptical Measurements Combine for Early Metastasis DetectionDiffuse in vivo flow cytometry (DiFC), an optical technique developed at Northeastern University, enables fluorescence detection of tumor cells circulating in the bloodstream. It is a promising...BioPhotonics Mar/Apr 2024 IssueMachine Learning Hones Ability to Image Liver DiseaseA research team at the Tokyo University of Science (TUS) has combined NIR hyperspectral imaging (NIR-HSI) and machine learning to assess lipid content in the liver. The technique enables noninvasive...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookAdaptive Optics: Taming Atmospheric TurbulenceTo Isaac Newton the problem was clear, and in 1704 he realized the effects of atmospheric turbulence on image formation. Just as heat waves shimmering above a hot patch of ground can distort our...Photonics HandbookOptical Delay Lines: Key to Time-Resolved MeasurementsOne 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...Photonics HandbookAspheric Lenses: Design ConsiderationsAspheric surfaces are powerful tools that combine the optical corrections of multiple lenses into a single element (Figure 1) and affect performance in ways that spherical optics cannot. For example,...Photonics HandbookSpectroscopy: The Tools of the TradeAll 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...WHITEPAPERSPhotonics.com 8/25/2022Diffraction Gratings - an IntroductionThis paper is ideal for those wanting an introductory guide to the various types of diffraction gratings and understanding their advantages and disadvantages as well as including some useful grating...Photonics.com 9/29/2023Accuracy in Optical DesignAnswering some common questions new users of optical design and analysis software have are “How accurate are the results?” or “Can I trust the results I get?” and discussing the importance of...Photonics.com 9/19/2022Advantages of VPH GratingsThe term 'diffraction grating' often brings to mind a surface relief grating, with ruled lines and a delicate surface. A transmission grating, however, opens up many new options for the optical...Photonics.com 12/2/2022Innovating the Tunable Light Source - How the Tunable Laser System is Applied in Fluorescence MicroscopyThe market for the tunable light source is ever expanding due to its uses in countless fields, such as the inspection industry, machine visioning, and a wide range of optical experiments....WEBINARSPhotonics.com 5/10/2023InGaAs Photodiode Detectors: Packaging, Performance, and SWIR ApplicationsVince Forte of Marktech Optoelectronics reviews InGaAs detector types, packaging, performance characteristics, and applications in the NIR and SWIR wavelength bands. He focuses particularly on photo...Photonics.com 10/10/2018Protective Coatings Extend Optics LifetimesPlease download the above “associated file” for a pdf copy of this webinar. From military airborne applications to harsh industrial uses, optics can be subjected to considerable...Photonics.com 2/6/2018Stray Light Absorption in Broadband WavelengthsBackground noise caused by stray light is a persistent problem in optical devices, especially for those functioning in the IR wavelengths. This webinar will discuss the science behind broadband light...Photonics.com 6/30/2021European Photonics Manufacturing Services Funded by ECThis event is supported by the European initiatives presented and is moderated by EPIC, the European Photonics Industry Consortium. The European Commission is helping companies access the...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarychemical vapor deposition equipmentChemical vapor deposition (CVD) equipment refers to a class of specialized apparatus used in the process of chemical vapor deposition, a technique for depositing thin films of various materials onto...Photonics DictionaryGRIN lensA GRIN (gradient index) lens is a type of optical lens that utilizes a gradient in refractive index across its volume rather than having a uniform refractive index like conventional lenses. This...Photonics Dictionaryphotonic crystalsPhotonic crystals are artificial structures or materials designed to manipulate and control the flow of light in a manner analogous to how semiconductors control the flow of electrons. Photonic...Photonics Dictionaryplasma chemical vapor depositionThe use of a plasma to induce the formation of oxides in the production of graded-index optical fibers.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 11/20/2023Andor Solutions - Accelerating Scientific AdvancementsGround-breaking products that enable hassle-free, high-quality research across life and physical sciences.Photonics.com 11/20/2023Andor's Life Science Research SolutionsAt Andor, it matters to us that the products we develop make a real difference to our customers and contribute significantly to their research across Immunology, Microbiology, Neuroscience, Cells &...Photonics.com 11/17/2017Light Matters Extra: Lightning Awards Luminate Rochester - 11/2017In this month's Light Matters Extra, we give you an in-depth look at the recent Luminate Lightning Awards. New York’s Lieutenant Governor Kathy Hochul was there and tells us why Luminate is important...PHOTONICS BUYERS' GUIDE CATEGORIESChemical Vapor Deposition EquipmentChemical vapor deposition equipment refers to a class of specialized apparatus used in the process of chemical vapor deposition, a technique for depositing thin films of various materials onto...Plasma SourcesChemical Vapor Deposition MaterialsGermanium CrystalsGermanium crystal refers to a crystalline form of the element germanium (Ge), which is a metalloid and semiconductor commonly used in various electronic and optical applications. Germanium crystals...COMPANIESPhotonics 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)...Photonics Buyers' GuideFOCtek Photonics Inc.FOCtek provides customers with all types of custom manufactured lenses, Precision Optical Components, Polarizing Optics, Prisms, Filters, Coatings, Optical Systems, Crystals, Nonlinear Crystals,...