Request InfoOptical Surfaces Ltd.Off-axis paraboloids from Optical Surfaces Ltd. have diameters up to 600 mm, a surface accuracy of up to λ/20 and off-axis angles up to 25°. A range of coatings is available for standard and custom components from metallic with or without protective overcoat to multilayer dielectrics and ultrahard coatings for high-power lasers. The off-axis paraboloids are suitable for use in broadband or multiple-wavelength applications such as telescopes, beam expanders, forward-looking infrared test systems, collimators, spectrometers and laser beam focusing.See full productRelated content from Photonics MediaPRODUCTSPromoted Content October 2023 IssueOrder Sorting FiltersWhen the spectrum of a spectrometer covers more than one octave, the multiple orders from the grating make interpretation of the detected spectrum difficult. The solution is to insert an order...Photonics Showcase May 2022 IssueNew Beamsplitter CapabilityPG&O now has the capability to produce polarizing beamsplitter cubes that split up the S & P polarization of light with extinction ratios from Tp/ Ts 1000:1 and Rs/Rp 1000:1, which are...Photonics Showcase February 2024 IssueLaser Safety GlassesHHV’s innovative multilayer thin-film coated Laser Safety Glasses protect users from Class 3B and Class 4 harmful lasers. High optical densities up to OD7+ for enhanced laser protection. All of...Photonics.com 3/27/2024Fiber Metalization SystemThe Midas Metalization System from Intlvac is designed to produce a single or multilayer symmetrical metal coating on ends, mid spans, or windows of optical fibers for use in a hermetically sealed...ARTICLESPhotonics.com 9/29/2023Monroe CC Awarded $5M by DOD; ASMPT AMICRA, Teramount Collaborate on Silicon Photonics Packaging: Week in Brief: 09/29/23Monroe Community College received a $5.1 million grant from the Department of Defense’s Manufacturing Engineering Education Program (MEEP) to fund its optics and photonics associate degree...Photonics Spectra September 2022 Issue3 Quantum Startups Receive Cash InjectionsQuantum computing startup planqc closed a financing round of €4.6 million ($4.67 million) led by UVC Partners and Speedinvest. With the funding, planqc will develop a highly scalable quantum...Photonics Spectra September 2022 IssueSputter-Coated Optics Improve Machine Vision and Remote SensingFor biomedical instrumentation applications such as fluorescence microscopy and Raman spectroscopy, sputter-coated thin-film interference filters deliver exemplary performance. These filters also...BioPhotonics Jan/Feb 2023 IssueLaser Surface Modification Aims to Reduce Infection from ImplantsTo help prevent infections caused by orthopedic implants, Purdue University researchers developed a laser-assisted surface modification process that may improve the efficacy of the implanted device....PHOTONICS HANDBOOK ARTICLESPhotonics HandbookPlastic Optics: Specifying Injection-Molded Polymer OpticsThe use of precision polymer optics is becoming an increasing necessity today as products demand sophisticated light handling components to achieve desired results. Polymer optics can be thought of...Photonics HandbookCommon Infrared Optical Materials and Coatings: A Guide to Properties, Performance, and ApplicationsThe optical materials selected for an optical system depend upon the application, the required system performance and the environment in which the system is to perform; thus the materials’...Photonics HandbookTransparent Ceramics: Enabling Large, Durable, Multifunctional OpticsSingle-crystal sapphire has been the material of choice for defense and other applications that require extremely durable optics, but aluminum oxynitride (ALON) and magnesium aluminate (spinel) have...Photonics 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...WHITEPAPERSPhotonics.com 8/16/2023Multiband Optical Filters Are Telecom Networks' MultitaskersThe ability to combine more than one spectral band into a single optical filter can enable flexibility of system design and reduce the number of components and the costs needed to achieve a desired...Photonics.com 2/28/2024Optimum Order Sorting Filters for SpectrometersLearn how linear variable filters can be used in a compact spectrometer to provide optimum order sorting.Photonics.com 3/7/2024MKS Newport Spectral Optics Product OverviewMKS Newport spectral optics product overview providing a summary of competencies in diffraction gratings, optical filters, optical mirrors, OptoFlash multichannel spectrometer engines, and design &...Photonics.com 9/27/2023Raman SpectroscopyTo achieve accurate and precise Raman measurements, optical filters play a crucial role in enhancing signal-to-noise ratio, and reducing background interference. This white paper explores the...WEBINARSPhotonics.com 2/26/2015Flat Optics Based on Metasurfaces: Molding Wavefronts and Surface WavesMetasurfaces based on subwavelength patterning have major potential for realizing arbitrary control of the wavefront of diffracted light by achieving local control of the phase amplitude and...Photonics.com 12/8/2020Good, Better, Best: Pushing the Limit in Optical SpectroscopyThis webinar will present instruments and their respective uses for UV-VIS-NIR and Fourier transform infrared (FTIR) spectroscopy, some of the most commonly used analytical techniques prevalent in...Photonics.com 2/14/2017An Introduction to Back Illuminated sCMOS CamerasScientific CMOS (sCMOS) cameras are increasingly becoming detectors of choice for a range of quantitative imaging and spectroscopy applications, from astronomy to biological sciences. This webinar,...Photonics.com 12/6/2023High-Resolution Measurement of Film Thickness and Refractive Index for Silicon Photonics and Planar Waveguide ApplicationsSilicon photonics and planar waveguide technologies have become integral components in the rapidly evolving landscape of optical communication, sensing, and integrated photonics. Planar waveguides...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionaryultraviolet fiber opticsUltraviolet (UV) fiber optics refers to optical fibers that are designed and optimized for the transmission of ultraviolet light, which is electromagnetic radiation with wavelengths shorter than...Photonics Dictionarybroadband dielectric mirrorsBroadband dielectric mirrors, also known as broadband mirrors, are optical coatings designed to efficiently reflect or transmit light over a broad range of wavelengths. These mirrors are constructed...Photonics Dictionarydichroic coatingA dichroic coating, also known as a dichroic filter or dichroic mirror, is an optical coating designed to selectively transmit or reflect certain wavelengths of light while simultaneously absorbing...Photonics Dictionarylong-pass filterA long-pass filter is an optical filter that allows longer wavelengths of light to pass through while blocking or attenuating shorter wavelengths. These filters are designed to transmit light with a...VIDEOSPhotonics.com 8/1/2022What's the Difference Between Anti-Reflective and Anti-Glare - North American Coating LaboratoriesA common question we receive here at North American Coating Laboratories is “what is the difference between an anti-glare process and an anti-reflective process?”. This video will answer your...Photonics.com 10/25/2023Introduction to EMFLearn about the team behind The EMF Edge.Photonics.com 9/30/2019About AlluxaGet a tour of our factory and the inside scoop on everything Alluxa has to offer.Photonics.com 6/20/2023LASEROPTIK Blockbuster 4KWelcome to the movies and inside the home of laser optics and coatings! Get an impression of our daily routine and enjoy our thin films film stars ...PHOTONICS BUYERS' GUIDE CATEGORIESHydrophobic CoatingsAntistatic CoatingsMetallic CoatingsA metallic coating is a thin layer of metals deposited on the surface of a substrate. The film may serve as a reflector, beamsplitter, neutral density filter or electromagnetic interference filter.Antifog CoatingsCOMPANIESPhotonics 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' GuideOZ Optics LimitedEstablished in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...Photonics Buyers' GuideMLD Technologies LLCExperts In Thin-film Coating Design We practice a design-before-quote approach to help customers refine specifications and minimize technical risk. We understand how coated optical elements...