Request InfoOhara Corporation, Eastern OfficeOhara Corp. introduces a new family of radiation-resistant glass types. Born from an optical glass requirement for robots entering the Fukushima nuclear power plant cleanup, new glasses include S-BSL7R, S-BAL35R, PBM2R, PBM8R and S-BSM22R. The glasses are available in blank and pressing formats, but can also be provided as bulk strip material.See full productRelated content from Photonics MediaPRODUCTSPromoted Content October 2023 IssueSK-1300 Fused SilicaFused silica, the backbone of modern optical and semiconductor technologies, reaches new heights with Ohara's SK1300, setting industry standards for ultra-high purity, laser damage resistance, and...Promoted Content March 2024 IssuePrecision Polished SubstratesOhara is a world-class manufacturer of high-quality double-side lapped and polished substrates suitable for use at 248 nm. Exhibiting unmatched cleanliness, precision, and surface roughness and...Photonics Spectra June 2023 IssueThin-Film Metrology SystemThe kSA XRF (X-ray fluorescence) tool from k-Space measures film thicknesses below 100 nanometers for applications in coated glass and solar panels. The system uses an X-ray source, detector, and...Vision-Spectra.com June 2022 IssueVision SoftwareSapera™ Vision Software Edition 2022-05 from Teledyne DALSA offers enhancements to its Astrocyte™ artificial intelligence training graphical tool and its Sapera Processing image...ARTICLESPhotonics Spectra December 2022 Issue"Nonlocal" Metasurface Enables High-Performing AR EyeglassesWith conventional AR glasses, there is a trade-off in terms of quality and brightness between the external scene that a wearer actually sees and the contextual information that the wearer wants to...Photonics.com 6/28/2023Optica MRS, SPIE Name 2023-24 Congressional Fellows: People in the News: 06/28/23Optica, the Materials Research Society (MRS), and SPIE have named the 2023-2024 Congressional Science and Engineering Fellows. Claire Cody will serve as the Arthur H. Guenther Congressional Fellow,...Photonics.com 8/5/2022Lumentum Completes NeoPhotonics Acquisition: Week in Brief: 08/05/22Lumentum Holdings completed its acquisition of NeoPhotonics Corp., less than a week after obtaining receipt of antitrust clearance in China. The companies struck the deal in November 2021. ...Photonics.com 1/11/2023Chris Cassidy Named President of SCHOTT North America: People in the News: 01/11/23SCHOTT appointed Chris Cassidy, current president of SCHOTT Pharma USA, as president of SCHOTT North America. He will hold both positions. Cassidy joined SCHOTT North America in 2014 as vice...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookFlat Optics: Considerations When BuyingFlat optics generally perform three main functions: They transmit light (windows), reflect light (mirrors), and fold light (prisms). While most optical manufacturers make spherical and flat optics, a...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 HandbookGaussian and Newtonian Thin Lens FormulasEquation (1) is known as the Gaussian form of the lens equation, after the mathematician Karl F. Gauss. Equation (2), first derived by Sir Isaac Newton, is the Newtonian form of a lens equation. The...WHITEPAPERSPhotonics.com 8/1/2023Deposition Sciences Inc. Notch FiltersWe are pros at designing, developing, and manufacturing notch filters!Photonics.com 8/1/2023Deposition Sciences Inc. Bandpass DatasheetWideband or narrowband filters from the VIS to MWIR.Photonics.com 8/1/2023Hand Cleaning of Small OpticsA great "How-to" for cleaning optics. A must have for ALL.Photonics.com 1/16/2024Antireflection Coatings for Space ApplicationsSpace can be a harsh environment for optical coatings. Optimax has successfully provided antireflection (AR) coatings for a wide range of space applications. This paper outlines the results of...WEBINARSPhotonics.com 4/28/2021Optical Filters: A Commodity? Technologies and ApplicationsOptical filters are often overlooked, but they are important or even crucial components in every optical instrument. 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The entire value chain, from the definition of the specifications based on the needs of the...PHOTONICS DICTIONARY+ TERMSPhotonics DictionarystrainIn optics, the mechanical tension, compression or shear in optical glass due to internal stress caused by improper cooling or annealing during manufacture of the glass or the subsequent working of...Photonics DictionaryachromatAn achromat, in the context of optics, refers to a type of lens or lens system designed to reduce chromatic aberration. Chromatic aberration is an optical phenomenon where different colors of light...Photonics Dictionaryfluor crown glassOptical glass that possesses a refractive index equal to or less than 1.5, and an Abbe number that ranges from 62 to about 85.Photonics DictionarystriaeAn imperfection in optical glass consisting of a distinct streak of transparent material having a slightly different refractive index from the body of glass. It is caused by improper mixing of...VIDEOSPhotonics.com 5/27/2022Rainbow Research Optics LLC Introduction VideoRainbow Research Optics LLC Introduction VideoPhotonics.com 7/19/2023Zygo Interferometer - AvantierAt Avantier, we specialize in the design and production of cutting-edge optical solutions and high-performance optics for a diverse range of applications in optical metrology equipment. Our expertise...Photonics.com 10/3/2022Blackstone NEY Ultrasonics CleanveyorBlackstone-NEY CleanVeyor Ultrasonic parts washer utilizes a combination of spray, immersion, and ultrasonic cleaning technologies and has proven successful in achieving Six Sigma consistency in a...Photonics.com 7/19/2023Optical Design from AvantierAvantier delivers professional optical design consulting with innovative solutions by experienced engineers in custom design, analysis, modeling, and lens design. With over 50 years experience, our...PHOTONICS BUYERS' GUIDE CATEGORIESZone PlatesA zone plate is a plate of glass on which there is a central spot surrounded by concentric annular zones, alternately opaque and transparent, the radii of the boundaries between the zones being...Optical GlassOptical glass refers to a type of glass specifically engineered and manufactured for use in optical components and systems, such as lenses, prisms, mirrors, and filters. Optical glass is...Magneto-Optic GlassX-Ray WindowsCOMPANIESPhotonics 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' 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' 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,...Photonics Buyers' GuideDayOptics Inc.Manufacturer of high power polarizing beamsplitters (PBS), cylindrical lenses, high power wave plates, high power optical bonding crystals, polarizers (Glan laser, Wollaston, Rochon prisms), crystals...