Read full articleRelated content from Photonics MediaArticlesElectrochromic Smart Window Provides High Performance at Low CostResearchers at the Centre for Nano and Soft Matter Sciences (CeNS) and the Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR) have fabricated a smart window that provides a low-cost...Photonics Spectra April 2023 IssueDUV Lasers Made with Nonlinear Crystals Enhance Lithography PerformanceArgon-fluoride (ArF) excimer lasers — deep UV (DUV) lasers emitting light with a wavelength of 193 nm — are used in lithography to create precise patterns. However, the limited coherence...Photonics.com 4/25/2024Multicore Fiber Enables High-Speed Communications MilestoneThe NTT Corp. and Kitami Institute of Technology (KIT) achieved a milestone in high-speed communications. The two organizations were able to deliver electric power exceeding 1 W to a remote location...Photonics Spectra January 2024 IssuePhotoacoustic Microscopy Method Delivers Higher SensitivityA multispectral, super-low-dose photoacoustic microscopy (SLD-PAM) system developed by City University of Hong Kong (CUHK) achieves significantly higher sensitivity than traditional optical...BioPhotonics Nov/Dec 2023 IssueProductsLED Calibration StandardThe LED-based standard BN-LLSF-2P from Gigahertz-Optik is suited for calibrations of photometers according to document CIE 251:2023 published in February 2023, and matches CIE Reference Spectrum L41...Photonics.com 4/21/2023UV-C LED Disinfection ComponentThe CLH-N3S CrayoLED™ H-Series from CrayoNano is a UV-C LED semiconductor packaged component providing a disinfection solution for air, water, and high-contact surfaces. UV-C radiation...Photonics.com 10/26/2022UV LEDsThe WC2X2C40L6-325 and WC2X2C40L9-340-V1 from Violumas are UV LEDs made for biological applications such as biological analysis, spectroscopy, and sensing. Producing wavelengths of 325 nm and 340 nm,...Photonics Spectra April 2024 IssueOptical Design SoftwareThe TracePro 2023.5 from Lambda Research Corporation is an updated software for the design and analysis of illumination and optical systems. Users of both the standard and expert editions of the...Photonics.com 1/30/2024Photonics Handbook ArticlesColorimetry: How to Measure Color DifferencesThe use and importance of colorimetry has grown in unison with the increase of global manufacturing and processing. When plastic automotive trim produced on one continent must match a painted metal...Photonics HandbookHyperspectral Imaging Spectroscopy: A Look at Real-Life ApplicationsHyperspectral imaging spectroscopy has developed dramatically from a large, complex, remote-sensing satellite- or aircraft-based system into a rugged, compact, economically priced imaging and...Photonics HandbookCoefficients of Expansion and Densities of Optical MaterialsMaterial Coefficient of Expansion (×10−6 per °C) Density (lbs/cubic in.) Aluminum 23.8 0.10 Brass (cast) 18.8 0.30 Carbon (diamond) 1.2 0.25 Carbon...Photonics HandbookPhysical Constants & Conversion FactorsPhysical Constants & Conversion Factors Length [I] 1 meter (m) = 39.3700 in. = 3.280833 ft = 1.093611 yd 1 kilometer (km) = 0.6213711 mi = 0.53996 nautical mi 1 micron (µm) =...Photonics HandbookWhite PapersWhole Blood Analysis Using UV-Vis SpectroscopyPoint of care diagnostics have benefited from the marriage of spectroscopy and biofluidics, helping to address healthcare challenges from cancer screening to viral detection. The Ocean ST...Photonics.com 1/17/2023CYGUS® from ZEISSCYGUS from ZEISS is the latest evolution of high-performance, fiber-coupled spectrometer systems covering the 190 – 1100 nm spectral range. CYGUS spectrometers provide great versatility in CMOS...Photonics.com 2/28/2023Optical Filters and LED IlluminationUnderstanding the interplay of optical filters, microscope light source and fluorophore selection can be a complex task, especially when it comes to multi-channel imaging. However, the selection of...Photonics.com 6/16/2022Industrial Applications3m.i.k.r.o.n.™ is the technology platform for compact, efficient, fast and reliable lasers for a wide range of potential applications in the field of medical engineering and industry.Photonics.com 4/19/2024WebinarsOptical Solutions for Spectroscopic Water AnalysisLight can be used to understand, study, and spectroscopically characterize the many components that may exist in water. Stephanie Butron and Eric Mesa of Hamamatsu Corp. discuss the various markets...Photonics.com 5/19/2022Colorimetry: A Primer on the Science of Color MeasurementThe human eye is a specially calibrated optical instrument. Our eyes have a unique response to different wavelengths of light — a response that builds our perception of color and influences our...Photonics.com 1/20/2021Principles and Applications of Light and Color MeasurementThe properties of light that stimulate the eye and build our visual perception also guide the design of illuminated devices. Thanks to well-established scientific methods, we can quantify the human...Photonics.com 8/19/2020Simultaneous Quality Inspection, Verification, and Precise Color Measurement of Marked Characters on Product SurfacesFor many electronic products sold today, markings such as text, characters, and symbols are applied to component surfaces via laser or other methods. Product makers must ensure that any markings are...Photonics.com 7/20/2023Photonics Dictionary TermsspectroradiometerA spectroradiometer is a device used to measure the intensity of light at different wavelengths across the electromagnetic spectrum. It provides a detailed spectral distribution of light, breaking...Photonics Dictionaryscanning electron microscopyScanning electron microscopy (SEM) is an advanced imaging technique used in microscopy to obtain high-resolution, three-dimensional images of the surfaces of solid specimens. SEM achieves this by...Photonics Dictionaryhalogen lampA halogen lamp, also known as a tungsten halogen, quartz-halogen, or quartz iodine lamp, is an incandescent lamp that uses a tungsten filament surrounded by a small amount of halogen gas, such as...Photonics DictionarydilutionIn chemistry, the addition of an inert substance to reduce the concentration of a species. In colorimetry, addition of white to a stimulus to reduce its saturation.Photonics DictionaryMediaInterview with John Atkinson on CIE TristimulusJohn Atkinson, Chroma Technology's Principal Product Engineer, provides some insight into future trends for our filters with applications in photometry and colorimetry, as well as their views on the...Photonics.com 9/27/2023The Endless Possibilities of Spectroscopy - Avantes as PartnerPhotonics.com 1/30/2023Welcome to CoolLEDIntroducing the experts who design and manufacture high performance LED Illumination Systems.Photonics.com 1/24/2022CELESTA Light Engine - Customer Success StorySolving MERFISH challenges for Spatial TranscriptomicsPhotonics.com 1/9/2024Photonics Buyers' Guide CategoriesWhite Light-Emitting Diodes (LEDs)Tungsten Light SourcesTungsten/Halogen Lamp Power SuppliesLinewidth and Dimension Measuring SystemsCompaniesAndor 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' GuideBAE Systems Sensor SolutionsExpanding upon the storied Fairchild Imaging legacy, we offer a wide range of imaging devices that provide our customers with top performance and key features for the most demanding applications. Our...Photonics Buyers' GuideAerotech Inc.As a provider of precision automation and motion control systems, Aerotech offers a complete range of motion and automation solutions to our clients. Our standard product offerings include: ...Photonics Buyers' GuideXIMEA GmbHWith offices in Germany and the US, XIMEA develops and manufactures scientific and industrial cameras with CCD, CMOS, and sCMOS that utilize USB, and PCI Express (PCIe) interfaces. Applications...Photonics Buyers' Guide