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test test tesRead full articleRelated content from Photonics MediaArticlesPhotoswitchable Materials Streamline Thermal RegulationThe design and development of functional materials with tunable thermal conductivity — for example, to ensure the thermal dissipation in microelectronics devices — is necessary to prevent...Photonics Spectra July 2023 IssueNovel Optical Crystal Lights the Way to Next-Gen Laser TechResearchers from Peking University developed a high-efficiency ultrathin optical crystal based on boron nitride. 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This was the third...Photonics.com 7/30/2018Photonics Buyers' Guide CategoriesThin-Film CoatingsKDP and Isomorph CrystalsThermochromic MaterialsThermochromic materials are materials that change color as it is heated or cooled.Coating Testing and Monitoring EquipmentCompaniesOhara 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' GuideLambda Research Optics Inc. (USA)Lambda Research Optics, Inc. is a leading manufacturer of laser optics with high power thin-film coatings and high precision fabrications. 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