Researchers have developed a step-by-step design method for determining which freeform surfaces will work best in a given configuration. The new method, which combines theory and practice, could eliminate the time-consuming, expensive process of using trial-and-error to determine which freeform...Read full articleRelated content from Photonics MediaARTICLESCapasso Group Develops Flat Lenses with Same Technology Used to Make ChipsOptics and lenses are everywhere. They’re in laptops, cameras, and telescopes. 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The expanders are based on a Dall-Kirkham off-axis mirror design that incorporates INVAR elements to...Photonics.com 8/21/2018MEDIABinding Light in Optics and Photonics - LIGHT MATTERS 11.2017Tune into this month's edition of Light Matters for 'Part 1' of an exclusive interview with SPIE CEO, Eugene Arthurs, as he speaks about his upcoming retirement. 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For example,...Photonics HandbookAspheric Lenses: Optimizing the Design: This second of two articles discusses the tools optical designers need to tailor their designs to the appropriate manufacturing process, optimizing the cost of component fabrication.With 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 HandbookMeasuring Aspheres: Selecting the Best Technique: The metrology method should match the nature of the part and the inspection constraints.The 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 HandbookPHOTONICS BUYERS' GUIDE CATEGORIESFreeform OpticsAngular and Linear Measuring InterferometersScatterometersA scatterometer is an instrument used to determine the absolute or relative scatter levels of optical surfaces.Aspheric LensesAn aspheric lens is a lens element in which at least one face is shaped to a surface of revolution about the lens axis, including conic sections but excluding a sphere.COMPANIESII-VI Optical SystemsHIGH ENERGY LASER SOLUTIONS - II-VI Optical Systems provides collaborative support through all project phases, including consulting services at the project requirements definition phase, conceptual...Photonics Buyers' GuideLaCroix Precision OpticsOptics that Defend, Build, Cure and Discover The LaCroix name is synonymous with quality precision optics. Since 1947, three generations of family leadership have placed LaCroix Precision Optics...Photonics Buyers' GuideDiverse Optics Inc.Diverse Optics transforms optical systems from expensive, heavy, and complicated to commercially viable, lightweight, and simple. We manufacture custom precision polymer optic components and...Photonics Buyers' GuideNu-Tek Precision Optical CorporationFor over 25 years, Nu-Tek has been manufacturing and designing large and small custom optics, and optomechanical assemblies for use in the UV, VIS and IR spectrum. This includes precision aspheres,...Photonics Buyers' Guide