Request InfoDelta Optical Thin Film A/SContinuously Variable Filters (CVFs) — also known as Linear Variable Filters — from Delta Optical Thin Film offer unprecedented tunability over a large wavelength range, steep filter edges, and high out of band blocking. These filters have enabled many applications that were previously not possible.See full productRelated content from Photonics MediaPRODUCTSPhotonics Showcase January 2024 IssueMulti-Bandpass Optical FiltersMulti-Bandpass Filters are spectrally selective components that transmit two or more distinct wavelength bands while blocking others. The filters can significantly simplify biophotonics instruments...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 10/3/2023Optical Design SoftwareThe Thinoxide software suite from Thinoxide Software Ltd. is a web-based optical design software that is free to use, providing a graphical implementation of the thin-film transfer-matrix method for...Photonics Showcase March 2024 IssueHigh-Quality Optical CoatingsEvaporated Coatings Inc. is a professional and experienced resource for your Thin-Film Optical Coating requirements. ECI has been supplying high-precision optical coatings for more than 60 years...ARTICLESPhotonics.com 9/9/2022Jenoptik Breaks Ground on Dresden Fab: Week in Brief: 09/09/2022II-VI announced its corporate name change. The company, which finalized its acquisition of Coherent Inc. this summer, is now called Coherent Corp. The company also debuted a brand identity, which...Photonics Spectra January 2023 IssueSpace-Saving Sensors Ease Automotive Design WoesSelf-driving vehicles need enough sensors to guide them safely through all types of traffic situations — and the sensors need enough space to work properly. As more sensors are added to...Photonics.com 8/2/2022Silicon Component Keys Environmental Satellite’s Optical SystemTwo Fraunhofer institutes have delivered the core optical innovation supporting a recently launched space-based environmental mapping and analysis initiative. The components and devices supplied by...Photonics.com 3/21/2024Ultrablack Coatings Achieve Broadband Absorption for Precision OpticsA broadband, ultrablack film from the University of Shanghai for Science and Technology and the Chinese Academy of Sciences could enhance the performance of telescopes and have other applications in...PHOTONICS HANDBOOK ARTICLESPhotonics HandbookData Tables: Optical Thin-Film MaterialsDATA TABLES: OPTICAL THIN-FILM MATERIALS Identification Physical Parameters Material Name Material Formula Transparent Region(µm) (see note a) Index at Wavelength...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 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 5/22/2023Dual-Band Infrared Anti-Reflection CoatingsAnti-reflection (AR) coatings provide high transmission in the MWIR and LWIR bands. Reynard’s Dual-Band IR anti-reflection (AR) coatings achieve measured peak transmission values of over 99.5% in...Photonics.com 8/8/2022PFG Optics Products & Capabilities SheetPFG has the latest equipment and tooling combined with engineers and technicians who can efficiently produce the variety of high-precision optics our customers need. Our technicians use mills,...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 8/10/2022Circular Variable Neutral Density (CVND) FiltersCVND Filters are best used in high-quality optical systems to change the intensity of light from 100% to less than 0.1%. As the filter rotates, the beam intensity is reduced due to the density...WEBINARSPhotonics.com 10/5/2022Noncontact Optical-Based Metrology for Microlens CharacterizationMicrolenses are critical components used in a wide variety of consumer devices and industrial sensors, ranging from cellphone cameras and virtual reality goggles to 3D displays and advanced...Photonics.com 1/11/2022The Unique Challenges of Coating Laser CrystalsLaser crystals are used as the gain media for solid-state lasers and are critical for enabling a wide variety of applications ranging from laser materials processing to medical lasers. Like most...Photonics.com 2/14/2024Thin Film Coatings for Ultrafast Laser ApplicationsUltrafast lasers have been gaining popularity across various fields, and the trend has been ongoing for decades, with no signs of slowing down. As a critical part of optics, thin film coating extends...Photonics.com 1/10/2023Challenges in Designing and Building Optical Systems for SpaceHardware is hard, optics hardware is harder, and optics hardware in space is the hardest of them all. When designing systems for space, one must account for all the standard specifications of a...PHOTONICS DICTIONARY+ TERMSPhotonics Dictionarydichroic mirrorA dichroic mirror, also known as a dichroic beamsplitter or interference filter beamsplitter, is an optical device that selectively reflects or transmits light based on its wavelength. Dichroic...Photonics Dictionaryion-assisted depositionA technique for improving the structure density of thin-film coatings by bombarding the growing film with accelerated ions of oxygen and argon. The kinetic energy then dissipates in the film, causing...Photonics Dictionaryoptical ceramicsTransparent glassy and or crystalline structured materials engineered from inorganic, non-metallic materials via various methods that include heat or specific chemical reactions. Optical ceramics...Photonics Dictionarycold coatingA method of applying antireflection coatings to optics that avoids the elevated temperatures normally used. A cold coating will not be as durable as a normal coating.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 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.com 9/30/2019About AlluxaGet a tour of our factory and the inside scoop on everything Alluxa has to offer.PHOTONICS BUYERS' GUIDE CATEGORIESMetallic 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.Fiber Optic CoatingsSolderable CoatingsUltraviolet CoatingsCOMPANIESPhotonics Buyers' GuideDelta Optical Thin Film A/SDelta Optical Thin Film manufactures optical interference filters in the wavelength range from 300 nm to 1200 nm. We are the leading supplier of high-performance Linear Variable Filters. Our...Photonics 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' 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...