Request InfoOptical Surfaces Ltd.Working with high-stability materials such as glass, Zerodur and silica, Optical Surfaces Ltd. supplies high-precision reference flats that are used to measure the surface accuracy or the transmitted wavefront of flat surfaces or optics. Benefiting from a thermally stable manufacturing environment, the company achieves a surface accuracy of λ/20 peak-to-valley and surface roughness of <1 nm on reference flats up to 600 mm in diameter. The reference flats are used in high-precision applications in astronomy, laser beam steering, inspecting gauge blocks, and interferometric flatness...See full productRelated content from Photonics MediaPRODUCTSPhotonics Spectra August 2022 IssueBeam SamplerThe BA32-1KW beam sampler from Gentec Electro-Optics Inc. is designed for kW-level lasers. Allowing camera-based beam profiling for high-power lasers, the water-cooled device can be used for...Photonics.com 11/24/2023Light Weight Laser RangefinderThe LMS-RF-NC-6010-NI-01-MO from LumiSpot Tech is a light weight rangefinder that offers a recognition distance of up to 6 km in daylight and 1 km in low-light conditions. With a ranging error of...Photonics Spectra October 2022 IssueCompact Beam ExpandersThe A1 series of compact beam expanders from Optical Surfaces Ltd. delivers ×30 magnification from 2-mm aperture high-power laser beam lines. Delivering artifact-free high magnification,...Photonics.com 3/27/2024Small Beamsplitter DetectorThe LIM-082 from InfraTec is a small beamsplitter detector in current mode that can be used in gas measurement technology. With its integrated operational amplifier, the detector provides a large,...ARTICLESPhotonics Spectra January 2024 IssueCompact Quasiparticle Light Source Could Rival FELs' BrightnessAn international team of scientists is rethinking the principles of radiation physics, with the goal of creating super-bright light sources that are compact and relatively convenient to use. ...Photonics Spectra September 2023 IssueTime-Resolved Spectroscopy Peers in on Irreversible PhenomenaA team of researchers at the University of Ottawa developed a terahertz (THz) spectroscopy technique for recording movies in real time at 50,000 fps. High-speed video captures and slow-motion...Photonics.com 4/12/2023Optica Awards Edwin H. Land Medal; Amplitude Laser Names President: People in the News: 04/12/23Optica awarded the Edwin H. Land Medal to Susana Marcos, the David R. Williams director of the Center for Visual Science at the University of Rochester. Marcos is a co-founder of 2EyesVision SL and a...Photonics.com 10/14/2022Leonardo DRS Secures Army Contract; ZEISS Microscopy Strikes Contract: Week in Brief: 10/14/2022ARLINGTON, Va. — Leonardo DRS received a contract to produce its next-generation thermal weapon sights for the U.S. Army. The firm fixed-price contract from the U.S. Army Contracting Command is...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookThin-Film Coatings: A Buyers' GuideWhat are thin-film coatings? The purpose of any optical thin-film coating is to modify the transmittance and reflectance properties of the substrate material to which they are applied. Most coatings...Photonics HandbookAspheric Lenses: Optimizing the DesignWith the understanding of aspheric lens manufacturing provided in part one of this article, designers have the tools to optimize their aspheres; the next step is to understand how to specify and...Photonics 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 System Design: Keeping the Coatings in MindAn optical coating engineer is frequently confronted with a difficult specification for a coating. Often the difficulty in the specification results from the particular form of the optical system. If...WHITEPAPERSPhotonics.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 12/2/2022Fast Axis Collimator Lenses (FACs) - The Essential Components for Laser DiodesWe started developing FACs more than 15 years ago. The result is highly automated in-house processes which allow for competitive prices – even with high volumes. Diode lasers are efficient, compact,...Photonics.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 3/5/2024Optical Manufacturing Tolerance ChartThe optical manufacturing tolerance chart outlines the general tolerance limits for spherical and aspherical lenses that we can accommodate. It also acts as a valuable reference tool when designing a...WEBINARSPhotonics.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.com 5/10/2022Expanding Implementation of Fast Optimization Technology for Photonics, Optics, and Quantum Manufacturing ApplicationsAlignment time is the largest contributor to the cost of silicon photonics and optical assemblies. New industrial automation technology dramatically shortens the time required to optimally align...Photonics.com 4/6/2021Improving Production Economics in Photonics Test/Assembly and Ultrafast Laser Materials Processing of Transparent MaterialsThis webinar will present the latest advancements in precision motion control techniques, system architecture, software, algorithms, hardware, and mechanisms for system designers in the laser...Photonics.com 12/13/2022Fused Silica in Radiation EnvironmentsAn increasingly wide range of applications need to be able to function in harsh environments, not only on space missions but also here on Earth, in particle detectors, for example. It is important to...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarymagnetorheological finishingMagnetorheological finishing (MRF) is a precision optics polishing technique used for shaping and finishing optical surfaces to achieve extremely high levels of smoothness and accuracy. It is...Photonics Dictionaryinfrared opticInfrared optics refer to optical components and systems designed to manipulate and control infrared (IR) light, which lies beyond the visible spectrum. These components are crucial for various...Photonics Dictionaryoptical cements and adhesiveOptical cements and adhesives are specialized materials used in the assembly and bonding of optical components in optical systems. These materials are designed to provide secure and durable bonds...Photonics DictionaryopticsOptics is the branch of physics that studies the behavior and properties of light, including its interactions with matter and its manifestation as both particle and wave phenomena. It encompasses the...VIDEOSPhotonics.com 3/4/2024Precision Aspheres: Manufacturing and Metrology - LaCroix Precision OpticsAspheres have allowed optical designers to create systems and products that push the limitations of performance across several fields. In this presentation, we will explain the various processes...Photonics.com 3/4/2024Specifying Optical Coatings - LaCroix Precision OpticsOptical coatings modify the reflectance, transmittance, and absorptive properties of optic substrates to make them much more efficient and functional. From an optical manufacturer's perspective,...Photonics.com 3/4/2024Designing for Manufacturability with Fluorides and Other High Expansion Materials - LaCroix Precision OpticsAs the demand for fluorides and other high expansion materials increases, it is important to understand the risks/challenges involved with these materials and how they affect various factors such as...Photonics.com 10/26/2017Light Matters Extra: Optifab 2017 - 10.2017In this month's Light Matters Extra, we give you an in-depth look at North America's largest optical fabrication exhibition and show – Optifab 2017. 188 companies filled the showroom floor of the...PHOTONICS BUYERS' GUIDE CATEGORIESLaser OpticsLaser optics refers to a broad category of optical components and systems designed for manipulating and controlling laser light. Laser optics play a crucial role in shaping the characteristics of...Laser Protective FiltersPolarizing FiltersA polarizing filter is a filter that polarizes light passing through it. It is possible to fabricate sheets of plastic or gelatin that contain birefringent crystals so oriented as to pass only...Diode-Pumped Solid-State LasersA diode-pumped solid-state laser is a type of laser system that uses semiconductor diode lasers to pump energy into a solid gain medium, resulting in the generation of coherent light. This technology...COMPANIESPhotonics Buyers' GuideLaCroix Precision OpticsThe LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics...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' 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' 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...