Request InfoOptical Surfaces Ltd.New miniature reflective beam expanders from Optical Surfaces Ltd. are aspheric mirror-based devices offering either beam expansion or reduction capabilities. The expanders are available in standard 2.5, 5 and 10 × fixed magnification and have diameters of 25 to 60 mm. The off-axis mirrors provide an unobstructed output and high-efficiency transmission. The beam expanders are designed for space-restricted applications such as high-power lasers and multi-wavelength interferometry.See full productRelated content from Photonics MediaPRODUCTSPhotonics 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 Spectra September 2023 IssueModular Beam ExpanderOptical Surfaces’ pre-aligned large diameter beam expander modules enable complex 5-degrees of freedom set-up in a matter of minutes. The modular beam expander assembly components include...Photonics Spectra July 2023 IssueMirror MountsWedged back paraboloid mounts from Optical Surfaces Ltd. provide a secure and stable platform for mirror diameters from 50 to 200 mm. Constructed in black anodized aluminum, the device’s...Promoted Content January 2024 IssuePrecision Optics + AssembliesSince 1947, three generations of family leadership have guided LaCroix Precision Optics to become the premier precision optics manufacturer in America. Our relationship-driven approach to delivering...ARTICLESPhotonics.com 4/22/2022Laser-Based Fusion Energy Startup Closes Funding Round: Week in Brief: 04/22/22EX-Fusion, a startup aimed at commercializing laser-based fusion energy, closed a pre-seed round funding of ¥130 million ($1 million). The round was led by ANRI, a Tokyo-based venture capital...Photonics Spectra September 2022 IssueLarge Aspheres Manage High-Power Laser EnergyLaser system output power is constantly increasing. The maximum attainable peak power of laser pulses has increased by a factor of about 1000 every 10 years1. This pace of progress is similar to the...Photonics.com 1/24/2024LaCroix Precision Optics Adds Assembly, Design DepartmentsLaCroix Precision Optics has added optical assembly and design departments in a move that the company said solidifies its status as a vertically integrated optics firm. According to LaCroix president...Photonics Spectra December 2022 IssueMicrolens Array Fabrication Method Reduces Device CostsThough aspheric microlens arrays (AMLAs) play an important role in advanced optical sensing, communications, imaging, and other industrial and biomedical applications, the fabrication of the elements...PHOTONICS HANDBOOK ARTICLESPhotonics 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...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 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 HandbookUltraviolet Filters: Past and PresentIn their earliest forms, UV bandpass filters that were optimized for wavelengths less than 400 nm, such as the Schott UG or the Hoya U-series, were constructed of absorbing compounds in glass. Such...WHITEPAPERSPhotonics.com 11/6/2023Fast Shaping Control of X-Ray Beams Using a Closed-Loop Adaptive Bimorph Deformable MirrorHigh-speed adaptive correction of optics, based on real-time metrology feedback, has benefitted numerous scientific communities for several decades. However, it remains a major technological...Photonics.com 10/13/2023Unveiling Insights: Remote Sensing Mapping Laser SolutionsExplore Lumispot Tech's advanced remote sensing mapping laser solutions, enhancing geospatial technology and insights. Delve into our capabilities in satellite imagery, aerial mapping, and spatial...Photonics.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 4/28/2023The Basics of Scanner Field of View and Strategies for Improving ItThis white paper will identify the specifications that can influence the scanner’s field of view and also highlight hardware and controller-oriented solutions for improving it. Key topics include:...WEBINARSPhotonics.com 11/15/2023High Quality Measurements of Mid Spatial Frequencies in Optical SurfacesModern computer numerical control (CNC) polishing has revolutionized optical component manufacturing by enabling both more precise and wilder surface shapes to be deterministically manufactured....Photonics.com 1/20/2021Freeform Surfaces: Resolving Manufacturing ChallengesLenses with higher degrees of freedom, such as aspheres and especially freeform surfaces, offer tremendous advantages to the design of optical systems. Their ability to help reduce the number of...Photonics.com 8/28/2019High-End Asphere Design for ManufacturabilityIn this webinar, Edmund Optics’ asphere experts will discuss the benefits of using aspheres in optical system design and the factors to take into account during the design process. You will...Photonics.com 1/10/2023Ultrahigh-Precision Optical Surfaces: Fabrication Examples, Challenges, and Recent ApproachesHigh-precision lenses and mirrors for short wavelength light, including deep-UV (DUV) and x-ray, are manufactured by fully utilizing both traditional polishing techniques, which require empirical...PHOTONICS DICTIONARY+ TERMSPhotonics DictionaryFizeau fringesFizeau fringes are interference fringes observed in an interferometer, specifically in a Fizeau interferometer. The Fizeau interferometer is named after the French physicist Armand Fizeau, who...Photonics Dictionaryfreeform opticsFreeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes, such as spheres or aspheres. Unlike standard optical components with...Photonics Dictionarylateral shearing interferometerA lateral shearing interferometer is an optical device used in interferometry to measure phase differences between two beams of light. Interferometry is a technique that combines and analyzes...Photonics DictionaryinterferometerAn instrument that employs the interference of lightwaves to measure the accuracy of optical surfaces; it can measure a length in terms of the length of a wave of light by using interference...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 3/4/2024Designing 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 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 9/6/2022LaCroix Precision Optics - Company OverviewLaCroix Precision Optics is a customer-driven, world-class manufacturer of custom precision optics. Our core competencies include spherical lenses, aspheres, achromats, windows, wedges, prisms, and...PHOTONICS BUYERS' GUIDE CATEGORIESFreeform OpticsFreeform optics refers to the design and fabrication of optical surfaces that do not follow traditional symmetric shapes, such as spheres or aspheres. Unlike standard optical components with...Angular and Linear Measuring InterferometersScatterometersA scatterometer is an instrument used to determine the absolute or relative scatter levels of optical surfaces.Diamond-Turned OpticsCOMPANIESPhotonics 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' GuideFresnel Technologies Inc.Fresnel Technologies Inc. is an expert manufacturer of molded plastic optics, including Fresnel lenses and related optical components, as well as infrared transmitting materials and optics made from...Photonics Buyers' GuideOptimax Systems Inc.Optimax is America’s largest optics manufacturer. On the cutting edge of future applications, Optimax implements an engineered solutions approach to help our customers achieve breakthroughs in...Photonics Buyers' GuideRainbow Research Optics LLCPrototype to Production Quantities | Challenging Designs | Fast Deliveries Since 1995, Rainbow Research Optics has been providing optical components, optical coatings, and optomechanical...