Request InfoWestech Optical CorporationWestech Optical designs, manufactures and distributes precision lenses and lens assemblies. Westech offers a wide choice of stock, modified stock and custom lens designs. Applications include security, surveillance, medical instruments, noncontact measurement, laser and lidar. Don’t pay catalog prices for OEM optics. Call Westech.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 9/20/2021Online Lens ConfiguratorThe MachVis Online Lens Configurator from Excelitas Technologies Corp. is designed for vision system designers and engineers. 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The...Photonics Spectra August 2021 IssueTechnique Scales Up High-Volume Manufacturing of Micro-OpticsThe market for smartphones, tablets, wearables, and other mobile devices continues to drive many advancements in optical sensors. 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While a true holographic...Photonics.com 4/28/2021Intelligent Material Design for Infrared OpticsChalcogenide glasses offer an opportunity to expand the possibilities available to infrared optical designers by providing the ability to create IR optical materials with specifically designed...Photonics.com 10/27/2021Low-Cost, Compact Protein Biomarker Sensors Based on Lens-Free MicroscopyMany biomedical diagnostics require quantifying levels of specific protein molecules in blood, saliva, or other bodily fluids. Antigen tests for COVID-19 are a recent example. Lens-free holographic...Photonics.com 11/4/2020Launching a Machine Vision ProjectMachine vision provides imaging-based automatic inspection and analysis for many modern industrial applications. This webinar will give you a general overview of machine vision system design...PHOTONICS DICTIONARY+ TERMSEDU.photonics.com 3/5/2018Geometrical opticsThe area of optics in which the propagation of light is described by geometrical lines (or rays) governed by Fermat's Principle. Geometrical optics is useful as long as the objects in which the light...EDU.photonics.com 9/8/2009dioptricsThe branch of optics that deals with the study of the refraction of light, particularly by the transmitting medium of the eye, and by lenses.EDU.photonics.com 9/8/2009axial gradientIn gradient index optics, a gradient profile in which the refractive index varies along the direction of light propagation, or optical axis. Axial gradient lenses can be used to correct spherical...EDU.photonics.com 9/8/2009electron opticsThe control of free electron movement through the use of electrical or magnetic fields, and use of this electron movement in research investigation of electronic diffraction phenomena, directly...VIDEOSPhotonics.com 11/11/2020Optical Products and Components - OPCO Laboratory Inc.From lenses to prisms, OPCO Laboratory Inc. manufactures a variety of optical products and components that can serve the needs of many applications.Photonics.com 5/27/2022Rainbow Research Optics LLC Introduction VideoRainbow Research Optics LLC Introduction VideoPhotonics.com 12/6/2022Telecentric Lenses - Shanghai OpticsTelecentric Lenses are widely used in metrology instruments, laser marking systems, and AOI (Automatic Optical Inspection) machines. Here’s a 360 view of one of our custom Telecentric Lenses which...Photonics.com 3/29/2018Fundamentally Different Photonics - LIGHT MATTERS 03.2018On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....PHOTONICS BUYERS' GUIDE CATEGORIESOptical Disc LensesCylindrical LensesCyclindrical lenses are lenses having at least one surface that is formed like a portion of a cylinder. Cylindrical lenses are used to correct astigmatism in the eye, and, in rangefinders, to produce...Prismatic LensesEyepiece LensesCOMPANIESPhotonics Buyers' GuideWestech Optical CorporationWe are the best source for industrial and commercial optics needs, offering quality products at prices that will always beat those of catalog competitors. Our knowledgeable team of engineers,...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' 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' 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,...