Request InfoKnight OpticalA broad variety of gas transmission cells are available for the analysis of gas & vapour phase components in infrared optical spectroscopy. These range from short path length gas cells for percent level concentration measurement, to long path length gas cells for part-per-billion concentrations. Options include fixed & variable path length gas cells, as well as ambient temperature & heated gas cells. The windows that can be used with the gas cell include NaCl, KBr, CaF2, BaF2, or ZnSe infrared transmission windows, which are mounted in an optical spectrometer. Knight Optical...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra July 2022 IssueFluorescence Filter SetKnight Optical LLC’s fluorescence filter set range suits the diverse needs of various fluorescence applications that demand high-quality components. Each set comprises an excitation...Photonics.com 8/31/2022Broadband and Wide-angle Laser Line MirrorsBroadband and Wide-angle Laser Line Mirrors from Knight Optical Ltd. feature an Ion Beam Sputtered (IBS) coating to meet the demanding requirements sought by laser system manufacturers. ...Photonics.com 9/5/2022Ultrafast Laser MirrorsLow-group-delay-dispersion (GDD) Ultrafast Laser Mirrors from Knight Optical Ltd. are used for high-performing ultrafast laser applications. With a low GDD of <20 fs2, the devices are...Photonics Spectra November 2022 IssueThin-film PolarizersThin-film Polarizers from Knight Optical Ltd. are coated with dielectric multilayers. Featuring high efficiency due to negligible absorbance within the coating, the polarizers are available for...ARTICLESPhotonics.com 5/25/2022Army Demonstration Advances Directed Energy SystemWith an advancement to the U.S. Army’s Directed Energy Maneuver-Short Range Air Defense (DE M-SHORAD) system, a team led by Raytheon Intelligence and Space, and by Kord, a subsidiary of KBR,...Photonics.com 4/16/2024Low-Power Lasers Prepare Polymers for Electronic, Bio, and Nano TechA polymer that can be modified quickly with low-power lasers emitting infrared and visible light could provide a safe, inexpensive method to produce polymer surfaces for biomedical devices,...Photonics.com 9/1/2022Wireless Power Transfer System Brings Automated Charging PotentialA wireless charger developed at Sejong University in South Korea overcomes some of the challenges that have hindered previous attempts to develop safe and convenient on-the-go charging systems. The...Photonics Spectra July 2022 IssueGlass-in-glass Fabrication Method Produces Complex OpticsA manufacturing technique for creating microstructures by integrating two types of glass with different physical properties could provide a path to complex infrared (IR) optics to be used in...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookBeryllium Mirrors: Refinements Enable New ApplicationsWith a specific gravity of 1.85 g/cm3, beryllium is the lightest metal that is workable. It is 45 percent lighter than aluminum and approximately five times as stiff. Its stiffness to weight ratio...Photonics HandbookLens Aberrations: Avoiding Defects in ImageryA lens collects light from a point on an object and focuses it to a corresponding conjugate point on an image. Under most conditions, the lens fails at this task because of some error in the...Photonics HandbookExcimer Optics: High Power Demands High ReliabilityThe first high-reflectance mirror coatings for the UV and vacuum UV (VUV) were of the Al + MgF2 type produced in the late 1950s. Coatings of this design are still used today for multigas cavity...Photonics HandbookMeasuring Aspheres: Selecting the Best TechniqueThe benefits of aspheric lenses are numerous: They allow for a reduction in spherical aberrations and are ideal for focusing or collimating light, as they can achieve a low ƒ-number. Aspheres...WHITEPAPERSPhotonics.com 6/21/2023Noise Mitigation Strategies for Infrared DetectionWhen it comes to infrared measurements, a lock-in amplifier paired with a pulsed light source is an essential tool to increase the signal-to-noise ratio (SNR) for low light applications. This tech...Photonics.com 12/15/2023Polarimetric Cooled Infrared DetectorsQuantum well infrared detectors are by design inherently suited for polarization sensitive imaging at the pixel level, within the need of filters. IRnova´s QWIP detectors offer both, highly sensitive...Photonics.com 6/1/20223 Questions to Ask Before Buying Infrared InterferometryImportant considerations in obtaining infrared optical metrology, for measuring transmitted wavefront error, optical quality, and surface quality. The paper asks questions to help guide the reader in...Photonics.com 10/4/2022Product Development Strategies for Electro-Optical SystemsThis whitepaper looks at the unique challenges associated with optical systems by exploring two extremes, an ultra-high precision instrument, and a low-cost consumer product, and the different...WEBINARSPhotonics.com 4/13/2022The Ever-Shrinking Optical Spectrometer: Applications in Consumer GoodsSpectrometers and multispectral sensors operating in the silicon detector region — 400 to 1000 nm, or the visible and near-infrared (VNIR) ranges — have been steadily shrinking in size...Photonics.com 4/12/2022Photonics Spectra Spectroscopy Conference 2022: April 12 - 13Discover the latest trends in spectroscopy. Join us April 12-13, 2022 at the Photonics Spectra Spectroscopy Conference! The publishers of Photonics Spectra invite you to attend a free virtual...Photonics.com 5/16/2024Optical Frequency Combs: The Pinnacle of Precision from the Visible to the MIRFrequency comb technology has emerged as a cornerstone of modern science and technology, revolutionizing various fields with its unparalleled precision and versatility. The last few years have seen...Photonics.com 12/14/2011The Future of Imaging: Three PerspectivesPresenters: Professor Stephen Boppart The Future of Healthcare With Optical Biomedical Imaging A medical doctor and professor at the University of Illinois, Boppart's...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryinfrared spectrophotometerA spectrophotometer having a prism or, more frequently, a grating for the study and recording of infrared spectra. It usually consists of a radiation source such as a Nernst glower, a monochromator,...Photonics Dictionaryhyperspectral imagingHyperspectral imaging is an advanced imaging technique that captures and processes information from across the electromagnetic spectrum. Unlike traditional imaging systems that record only a few...Photonics Dictionarypushbroom scanningPushbroom scanning is a technique used in remote sensing and imaging systems, particularly in satellite and aerial sensors, to capture images of the Earth's surface or other objects. In pushbroom...Photonics Dictionarylong-pass filterA long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or attenuating shorter wavelengths. These filters are designed to transmit light with a...VIDEOSPhotonics.com 10/26/2022ECOPTIK - Company ProfileEcoptik (also known as BRD Optical) was founded in 2004, and is located in the city of Changchun - the optic base of China with a beautiful view and profound optical culture. We have...Photonics.com 8/10/2021Short Introduction of CODIXX, Winner of the AURA foreign trade award 2019 - CODIXXCODIXX is a corporation under German Law, established in September 1998. After a period of research and development CODIXX started the production of a new family of dichroic glass polarizers in 2002....Photonics.com 11/18/2020Anita Mahadevan-Jansen: Biomedical Optics and Lasers and LightVice president of the International Society for Optics and Photonics (SPIE) Anita Mahadevan-Jansen shares her journey in and throughout biomedical imaging and biophotonics, including the discovery of...Photonics.com 2/16/2022Knight Optical Quality PerformanceFirst-Class Quality - Watch our QA Video here. Quality is the driving force behind Knight Optical and to ensure you profit from high-precision optics, we take the utmost care to ensure every...PHOTONICS BUYERS' GUIDE CATEGORIESInfrared SpectrophotometersInfrared spectrophotometers have a prism or, more frequently, a grating for the study and recording of infrared spectra. It usually consists of a radiation source such as a Nernst glower, a...Infrared Fiber Optic FibersInfrared WindowsInfrared windows are thin parallel plates of material that transmit in the infrared region or a spectral region (of the infrared) in which the atmosphere transmits.Hot MirrorsA hot mirror is a mirror with a coating that reflects infrared radiation and transmits visible light.COMPANIESPhotonics Buyers' GuideOhara CorporationOHARA manufactures more than 130 environmentally safe optical glass types, free of both lead and arsenic. More than 300 tons of optical glass are melted per month, available in the following forms of...Photonics Buyers' GuideShanghai Optics Inc.ISO 9001 & ISO 13485 certified and D&B DUNS # 113515303 Shanghai Optics is an unparalleled custom system solution provider offering advance precision custom optical design, engineering,...Photonics Buyers' GuideGlass Fab Inc.A History of Quality Since 1974 Glass Fab Inc. has met customers' stringent specifications by providing fabricated parts made of optical glass, filter glass, fused quartz and fused silica, low...Photonics Buyers' GuideReynard CorporationReynard Corporation has been a premier supplier of custom optics and thin-film coatings to a global customer base since 1984. Reynard focuses on manufacturing the highest quality products with...