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This section provides an overview for optical filters as well as their applications and principles. Also, please take a look at the list of 59 optical filter manufacturers and their company rankings. Here are the top-ranked optical filter companies as of May, 2025: 1.Everix Company, 2.Ocean Insight, 3.Specialty Glass Products.
Table of Contents
An optical filter selectively allows certain wavelengths of light to pass through while blocking others. Types include bandpass filters, ND (neutral density) filters that reduce light intensity, and infrared filters that block infrared rays. The selection of an optical filter depends on the spectrum and intensity of incident light and the desired wavelength.
Optical filters are integral to various technologies, enhancing performance through their diverse characteristics.
In cameras and imaging equipment, optical filters minimize false colors and diffuse reflection, enabling clearer images. ND and polarizing filters adjust brightness and reflections for optimal imaging.
Used in smartphones and TVs, optical filters enhance screen brightness and color reproduction, contributing to improved visual quality.
In telecommunications and medical applications, optical filters refine laser light for specific uses, facilitating precise wavelength selection for a range of applications.
Optical filters operate through interference, absorption, reflection, diffraction, and phase shift of light, allowing them to selectively transmit specific wavelengths. Their design involves adjusting materials, film thickness, and layer arrangement to achieve desired optical characteristics, such as in dichroic filters for light polarization and color control, absorptive filters for wavelength-specific light absorption, and interference filters that leverage light wavelength and film thickness for selective transmission.
Optical filters vary in function and design, each tailored for specific applications:
These filters control light polarization and color by reflecting and transmitting light at specific angles and wavelengths, used in projectors and optical splitters.
These filters absorb light of certain wavelengths, adjusting brightness and reflection in cameras and polarizing filters.
Interference filters precisely select narrow wavelength bands, essential in spectroscopy and laser technology.
Phase shift filters alter the phase of light to control specific wavelengths, applied in spectroscopy and laser technology.
These filters transmit light of a certain polarization, blocking others, used in LCDs and polarizing microscopes for optical control.
Thermal filters manage infrared radiation, allowing specific bands to pass while blocking others, crucial for thermal imaging and sensing.
*Including some distributors, etc.
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Ocean Insight is the Applied Spectral Knowledge company, founded in 1989, is a manufacutring company using spectral technology, application expertise, and manufacturing scalability to help customers take on important challenges for a safer, cleaner, healthier future, headquartered in Florida, USA. The company consists of three industry brands: Ocean Optics, which pioneered miniature spectrometers and delivers spectral solutions to researchers, OEMs and industrial customers; Ocean Applied, which designs and builds industrial-grade photonics systems for material inspection, chemical identification and quality assurance; and International Light, which supplies lighting assemblies, light measurement solutions and calibration services.
Rocky Mountain Instrument Co. is a manufacturer of precision optics with a long history of experience in the optics and coatings industry. The company is based in Colorado, United States and is founded in 1957. The company products include optical components, high power coatings, and optical assemblies. The company specializes in precision optics that operate in the widest range of wavelengths from deep UV to far IR. RMI optics and coatings products are designed, manufactured, and tested.
Gurley Precision Instruments, Inc. was founded in 1845 and is headquartered in Fulton Street Troy, New York is a manufacturer and designer of measuring instrumentation. The company offers an extensive product range including paper testing instruments, hydrological instruments, and optics and optographics among others. These products have applications in precise measuring of position and speed, open-channel flow meters to measure water velocity and generation of precise patterns on glass and similar substrates.
Luna Innovations, founded in 1990, is a manufacturer of fiber optic sensing and non-destructive testing products such as high-definition strain & temperature sensors, interrogators, transmitters & receivers, control units, and accessories. Based in Roanoke, Virginia, the company engages in sensing and non-destructive testing, communications testing, and photonic control. They produce products for photonic control and communication testing, including fiber coils, reflectometers, distributed component analyzers, instruments, and meters.The products are used in the communication, aerospace, automotive, and energy industries.
Neptec is an American manufacturer of passive fiber optics products that was established in Fremont, California in 1994. The company primarily produces fiber optic network chassis, industrial laser modules, and patch cables. It also offers optical subsystems for network monitoring or provisioning applications, along with custom design, prototyping and manufacturing services for unique projects or use cases. The company’s products are used mainly by clients in the defense, telecom, and biotechnology industries.
Excelitas Technologies Corp., headquartered in Waltham, USA, is a manufacturer of photonic solutions. The company provides photonic solutions for the illumination, optical and imaging needs of the OEM and end-user customers. The products like cameras, sensors and light sources serve an array of applications across many sectors. These range of applications include clinical diagnostics, autonomous vehicles and X-ray security screening. The company also offers bespoke photonic solutions such as discrete components, sub-assemblies, or complete turnkey solutions tailored to the customers' specific requirements.
Ross Optical is based in Texas, USA, and is a manufacturer of optical assemblies and components that was established in 1983 as a subsidiary of the Precision Optics Corporation. The company offers custom optics such as aspherical lenses, complex assemblies such as optical systems, and standard optics such as beamsplitters. It also offers a range of specialized coatings including Rmax and anti-reflection coatings. The company's products are mainly used by clients in the automation, defense, and aerospace industries.
Argyle International, Inc., founded in China in 1993, is a manufacturer of optical components, filters, and coating materials. The company's product range includes customized machined parts, lenses, prisms, mirrors, and light pipes. The company has a sales office in Princeton, NJ in the USA and its factory is located in China. It also provides concave tooling that is used for convex lens surfaces, and convex tooling for concave lens surfaces.
Thorlabs, Inc, established in Newton, NJ in 1989, is a manufacturer of photonics equipment for research, manufacturing, and biomedical applications. Their product portfolio includes optical components, for use in imaging, sensing, and spectroscopy applications, spectrometers and analyzers used for research and industrial applications, fiber optic components and photomultiplier tubes, and imaging devices that capture and measure light signals for diverse applications in scientific research. The company has sales offices in the United States, United Kingdom, Sweden, China, and Brazil.
Tower Optical Corporation is a provider and manufacturer of Precision optics, optical components and systems. The company is based in Florida, United States and was founded in 1978. The company products include Crystal Quartz Waveplates, Achromatic Waveplates (retarders), lenses, filters, and optical flats. The company stock and "build to spec" custom products are used in photonics technology, electro-optics, lasers, telecommunications, medical instruments, optical imaging and optical computing, and military systems. The company serves industries like aerospace, defense, medical, telecommunications, and more.
Sydor Optics, Inc., a pioneer manufacturer in double-sided grinding and polishing, boasts US polishing machines for comprehensive plano optics solutions. Founded in 1964 by optics pioneer Stefan Sydor, the company blends traditional craftsmanship and top-notch customer service. Stefan's legacy is carried on by his son, Jim Sydor, and grandsons, Matthew and Jonathan. With unwavering attention to detail and modern fabrication tech, Sydor Optics produces high-precision optics for varied needs. The incomparable service is reflected in their consistently high quality and on-time delivery record.
Alluxa, founded in 2007 and based in Santa Rosa, California, is a manufacturer and supplier specializing in optical filters and thin-film coatings. The company’s product range includes optical filters like bandpass, notch, and dichroic filters, as well as pressure transmitters and more. They also offer custom and OEM optical filter development for non-standard spectral shapes, unusual coating materials, and other unique technical specifications. Their optical filters and thin-film coatings find applications in microscopy, imaging, flow cytometry and LIDAR technology. Alluxa holds ISO9001:2015 certification and offers technical support in every step of the manufacturing process, serving clients nationwide.
Asahi Spectra USA Inc., a subsidiary of ASC, is a manufacturer and distributor of optical filters, instruments, software, and accessories, established in 2005 and located in Torrance, California. The company offers a diverse range of products, including optical filters such as shortpass, longpass, bandpass, neutral density, and UV filters. They also offer optical instruments, software, and accessories. These solutions enable precise control, analysis, and manipulation of light for diverse industries such as defense, security, photolithography, and astronomy.
Omega Optical LLC, founded in 1982, stands as a manufacturer and supplier of precision optical filters and coatings based in the United States. The company specializes in providing advanced optical solutions for industries including aerospace, telecommunications, and medical devices. Its comprehensive range of products includes filters, coatings, and custom-designed optics. Its accolades, including the Photonics Circle of Excellence Award, underscore its role in driving advancements in global research and technology.
Everix Company, established in 2015 and located in Orlando, Florida, is a manufacturer of ultra-thin interference optical filters, protected by over 30 patents. Its ultra-thin optical filters feature a total thickness between 100 - 500 microns, suitable for device miniaturization and optical path length reduction. Its products include notch, bandpass, and dichroic-edge filters. The company also caters to customized OEM orders. It has won the 2015 Annual Cade Museum Prize and has served some Fortune 50 companies.
Optical Filters USA Limited Liability Company, a company in Meadville, Pennsylvania, is a manufacturer of optical solutions, operating since 1988. The company’s product lines include RFI and EMI shielding, Optical Bonding, as well as Display Lens, Filters, and Enhancements. It serves the transportation, medical, avionics, military, robotics, and other industries. It operates under the Optical Inspection Standard (OIS) and ISO 14001. Its manufacturing facilities are located in the United States and Europe, while its sales representatives are available across the globe.
American Polarizers Incorporation (API) was established in 1960 and is a manufacturer of polarized and non-polarized optical products in Reading, Pennsylvania. It offers linear and circular polarizers, filters, display enhancement films, as well as relevant services, including custom cutting and optical laminations. The products are used in the aircraft, electronics, photographic, animated display, and general scientific industries. The company owns Eclipse, Glare Bar, Sun Bar, and Polarmotion brands. That quality management system is backed by ISO 9001 certification.
Sterling Precision Optics, Inc. (SPO) is an American custom manufacturer of optics, filters, and glass components established in 1958 and based in Evanston, Illinois. The company produces various optical components and precision glass, including optical mirrors and coatings, filters, prisms, and beam splitters. These have applications in sensors, detectors, cameras, and instrumentation used for precision analysis. SPO primarily serves clients in the aerospace, defense, and medical industries, including Hamamatsu Photonics, Ikelite Underwater Systems, and the U.S. Navy.
Specialty Glass Products (SGP) is an American manufacturer specializing in custom components made from various hard materials including glass, sapphire, and quartz. The company was established in 1961 and is based in Willow Grove, Pennsylvania. The company produces prisms, optical components and lenses, flats, light pipes, and stirring rods. These are used in various industries, including in the laser manufacturing, fiber optic, semiconductor, and biomedical sectors. SGP also offers glass and quartz turning, hot working, heat tempering and chemical strengthening services for customer projects.
Chroma Technology Corporation, established in 1991 and based in Bellows Falls, Vermont, is a manufacturer and supplier of optical filters and related products. The company’s main activity involves producing precision optical filters used in various applications such as fluorescence microscopy, flow cytometry, and imaging systems. The company's quality products play a crucial role in enhancing light manipulation and detection in scientific research, medical diagnostics, and industrial applications. With a strong effort on modernization and customer satisfaction, Chroma Technology has earned a status as an important provider of optical solutions globally.
Universe Optics, established in 1979 and based in Oyster Bay, New York, is a designer and manufacturer that specializes in producing optical lenses. Its product lineup features CCD/CMOS lens assemblies, CCTV lens assemblies, diode laser lens assemblies, as well as high-resolution lens assemblies, and barcode lens assemblies. Its optical lenses are crafted for industrial, medical, high-tech, and electronic applications, these precision lenses are utilized in scanners, medical imaging, and surveillance systems.
TSI, headquartered in the United States, is a supplier of instruments and measurements solutions since 1961. The company provides measurement, application guidance, and data analytics solutions that enables customers to make informed decisions in pharmaceutical manufacturing, semiconductor and electronics manufacturing, or cleanroom certification. Their instruments have helped organizations and individuals measure materials, analyze data, and comply with requirements of every kind.They also have product development, manufacturing and customer support facilities on three continents with distributors and manufacturers’ representatives providing local support worldwide.
Materion Advanced Materials Group, established in 1931, is a manufacturer of advanced materials based in the United States. The company specializes in producing a diverse range of quality materials tailored to industries such as aerospace, defense, electronics, and healthcare. The materials play a pivotal role in enabling cutting-edge technologies and applications. La Materion's aim is to empower industries with advanced materials that enhance performance, reliability, and sustainability. The company has a comprehensive portfolio and provides technical support.
Alpine Research Optics (ARO) is a manufacturer and distributor of laser optical components that was established in Boulder, Colorado in 1991 before its acquisition by Mississippi-based PFG Precision Optics in 2011. The company produces various laser optical components including polarizers, beam splitters, mirrors, filters, and lenses. It also offers custom optics tailored to client specifications and use cases. Its products are used in consumer electronics, biotechnology, semiconductor processing, and OEM laser repair. ARO provides optomechanical design and assembly, as well as thin-film coating of optical substrates for unique customer projects.
Newport is a division of MKS Instruments, Inc. that was incorporated in 1961 and headquartered in Andover, Massachusetts. The company is a manufacturing company that serves the specialty industrial, advanced electronics, and semiconductor industries. The company markets its products through Spectra-Physics, MKS Instruments, Richardson Grating, and other brands. Their product categories include motion, optomechanics, optics, and vacuum instruments. Product categories include lasers, MKS vacuum & gas solutions, laser diode controls, and tables & isolation systems.
Hangzhou Shalom Electro-optics Technology Co. Ltd. is a manufacturer of industrial electro-optical products founded in 2010 and based in Zhejiang, China. The company produces various optics, substrates and crystals for use in the industrial sector. Its products include scintillation crystals for nuclear detection, infrared (IR) lenses for thermal imaging cameras, and crystals used in laser systems. The company's products are mainly used by clients in the laser and photonics, nuclear, and biological imaging sectors. It also offers engineering support for customers with unique projects.
UNI Optics Co., Ltd, established in 2008 and located in Fuzhou, China, is a manufacturer and supplier specializing in optical components and assemblies. The company’s product portfolio includes custom-made optical components such as lenses, prisms, windows, and filters, along with various coating designs. These products find applications in automation, metrology, life sciences, lasers, semiconductor, military, and medical equipment. UNI Optics employs an ISO9001:2015 quality management system and serves clients globally including North America, the Middle East and Africa, South America and Asia.
Ecoptic, founded in Changchun, Jilin in 2000 is a manufacturer of precision optical components, such as spherical mirrors, aspheric mirrors, and filters. The company's product portfolio includes Optical Cylindrical Lenses, Optical Dome, Optical Mirrors, Optical Prism, and Optical Spherical Lenses. The company serves markets including Medical and Healthcare, Aerospace and Defense, Consumer Goods, Industrial Manufacturing and Construction and Building. The company provides services such as Product Selection Guidance, Engineering Support, New Product Design and Development and Custom Manufacturing.
Chineselens Optical Components Manufacturing is a manufacturer of custom precision optical components based in China. The company's capabilities include but are not limited to spherical lenses, prisms, beam splitters, and custom coatings. They offer a wide range of material processing capabilities and have passed ISO 9001:2015 certification. They also provide custom and pre-engineered laser collimating lenses for R&D and engineering development, and relative applications with different diameters, focal lengths, coatings, and mounting sizes. Their services include design, fabrication, coating, and assembly of optical components, and supplying components to over 30 countries from their site in Jiangsu.
Iridian Spectral Technologies Limited is a manufacturer of optical filter solutions founded in 1998 and headquartered in Ontario, Canada. Its expertise lies in designing and producing various types of filters, including bandpass, edgepass, gain-flattening, and notch filters. These products are applicable for telecommunications and data centers, Raman and fluorescence spectroscopy, mid-IR, and aerospace. With its distribution network, the company has served its products to worldwide customers in the United States, Asia, and Europe. The company is operating under an ISO-certified quality management system.
Smith-Victor Corporation, a division of Promarkbrands, established in 1874 and headquartered in Illinois, USA, is a manufacturer of lighting solutions for photography and video production. The company’s products include lighting equipment such as LED lights, strobes, and fluorescent lights. It also offers accessories like tripods, microphones, and background modifiers. Its LED lights provide energy-efficient illumination, which is ideal for studio and on-location shoots, while its strobes and quartz lights deliver powerful bursts of light for professional-grade results. The company offers soft boxes, umbrellas, and barn doors for lighting control, allowing photographers and videographers to shape and direct light precisely.
Qioptiq Photonics GmbH & Co. KG is based in Göttingen, Germany, and is a photonics manufacturer that was founded in 2005 before being acquired by Excelitas Technologies Corp. in 2013. The company produces standard and custom optical systems, components, and software. These include fixed beam expanders, flat optical rail systems, and lens configuration software. The company also offers optical system and lens design, coating, and polishing services. Its products are used by clients in the semiconductor, defense, and research sectors.
Changchun Sunday Optics Co. Ltd. is an ISO 9001:2015-certified manufacturer and supplier of optical components that was established in Changchun, Jilin, China, in 2010. The company offers aspheric lenses for improving image quality or reducing aberration, and spherical lenses for standard imaging applications as well as focusing or collimating. It also offers prisms for refraction or reflection, various coatings for enhancing the optical properties of surfaces, and filters for blocking selected wavelengths of light. The company’s products are primarily used by clients in the laser, photonics, and optical imaging industries.
HG Optronics.,INC., established in 2008, is a chinese-based manufacturer of laser crystals,nonlinear crystals and optical components used in industrial and scientific research.. The company offers various optics including optical lens, prisms, windows, mirrors, and filters as well as polarization optics, waveplates, and cylindrical lens. It also offers various crystals including laser, window, NLO, diffusion bonded,and magneto-optical crystals. The company is also a service provider offering processing services involving cutting, grinding, polishing, coating, and diffusion bonding as well as coating service using EB, IBS and IAD coating techniques.
Hunan Dayoptics, Inc. is an OHSAS 18001-certified manufacturer of optical components and parts that was established in 2005 in Changsha, Hunan, China. The company offers optical lenses such as plano-convex and bi-concave models, optical prisms such as penta or right angle types, and optical crystals such as KTP and Nd:YAG for creating lenses for medical equipment. It also offers custom design and development services for unique projects. The company’s products are commonly used in the laser, defense, and communication industries.
CeNing Optics Co. Ltd. is an ISO 9001:2015-certified manufacturer of precision optical components that was established in 2004 in Fuzhou, Fujian, China. The company’s product lineup includes optical prisms such as penta prisms and right angle prisms, and optical lenses such as doublets and achromatic lenses. It also offers optical beam splitters, optical wave plates, and optical polarizers for ensuring lasers emit linearly polarized light without reflections. The company’s products are mainly used by clients whose operations heavily utilize optical communication, optical metrology, and optical imaging.
Umicore Electro-Optic Materials, founded in 1805 and headquartered in Brussels, Belgium, is a manufacturer of circular materials technology. The company specializes in catalysis, energy & surface technologies, and recycling. It offers solutions in battery materials, recycling, and specialty materials. It collaborates with partners like Volkswagen Group to establish sustainable supply chains for batteries and provides solutions for the automotive, energy, and manufacturing industries. With expertise in refining and recycling processes, the company ensures a significant portion of its supply comes from recycled sources, contributing to a circular economy and reducing environmental impact.
Andover Corporation is a manufacturer of optical coatings and filters established in 1976 and based in Salem, New Hampshire, USA. The company specializes in optical filters and coatings for use in machine vision, defense targeting systems, and medical instrumentation. These include diamond-like carbon (DLC) coatings, beam splitters for refracting incident light into separate beams, and neutral-density (ND) filters for controlling the amount of light that enters cameras. The company chiefly serves clients in the defense, space exploration, and telecommunications industries.
Foctek Photonics, Inc., founded in 2002 and headquartered in Fujian, China, is a manufacturer of optical components and related products. The company develops and produces precision optical components, precision optical lenses, and special custom optical lenses. Its precision optical lenses include 3MP and 5MP HD zoom security surveillance lens, 20MP machine vision lens, and ADAS lens. These products are used in precision instruments, medical, and automation equipment. The company holds ISO/TS16949 and ISO14001 certifications covering quality and environmental management.
Abrisa Technologies, established in 1948 in Santa Paula, California, USA, is a premier manufacturer and supplier of custom glass fabrication and thin film optical coatings. The company's diverse product portfolio includes a wide range of glass materials and ultra-thin fabrication coatings used in various industries such as displays, electronics, aerospace, and more. These precision coatings enhance optical performance and durability in critical applications. Abrisa Technologies aims at pushing the boundaries of optical technology, delivering cutting-edge solutions that empower industries to achieve enhanced visual experiences, advanced technologies, and superior functionality.
Rainbow Research Optics LLC is a custom manufacturer of optics and optical coatings that was established in 1995 in Centennial, Colorado, USA. The company primarily produces lenses, prisms, and beam splitters according to customer specifications. It also offers custom design and testing, coating, and consultation services. The company is ISO 9001:2015 and ITAR certified, and mainly serves clients in the defense, aerospace, and biomedical industries. Some of its notable clients include Northrop Grumman, Boston Scientific, and Raytheon.
Since its establishment in the 1960s in Pennsylvania, Evaporated Coatings Inc. has been known as a leading manufacturer of thin film coatings. The company specializes in precision optical coatings and caters to various industries, including aerospace, electronics, pharmaceutical, and medical devices. With a wide range of top-of-the-art coatings available, such as anti-reflective coatings, mirror coatings, and filter coatings, Evaporated Coatings offers a diverse portfolio to meet specific requirements. Equipped with top-notch facilities and utilizing advanced manufacturing techniques, the company continues to push for innovation to meet the demands of its clients.
Shanghai Optics, established in China, is a custom manufacturer of optical components and a custom designer and engineering provider of optical components, lenses, and assemblies. The company produces its own range of products that include stock microscope objectives, fixed focal length lenses, stock IR lenses, and megapixel lenses used in applications such as scientific and laboratory equipment, smartphones, cameras, and other requirements from OEM customers around the world. The company's services include full production at high and lower volumes, prototyping, free quotes, and custom product design consultations.
EKSMA Optics, UAB, established in 1983 and based in Vilnius, Lithuania, is a manufacturer and supplier of precision optical components, optical systems, and similar products. The company fabricates optical components, nonlinear and laser crystals, and electro-optics and laser electronics. It also produces laser line components, opto-mechanical components, and optical systems. It uses electron evaporation, ion assistance deposition, thermal evaporation, and advanced ion beam sputtered technologies for the deposition of coatings on optical and crystal elements.
Artifex Engineering GmbH & Co. KG, a company established in 2001 and based in Emden, Niedersachsen, is a manufacturer and supplier of measuring instruments and optical components. Its specialization is manufacturing measuring instruments such as optical power meters, trans-impedance amplifiers, integrating spheres, and pulsed laser diode drivers. It also manufactures optical components, including beamsplitters, optical filters and lenses, polarization optics, laser lighthouses, and composite optics. The company has obtained ISO 9001:2015 certification. Its manufactured products are utilized for industrial and metrological industries across Germany and the UK.
Changchun New Industries Optoelectronics Tech. Co., Ltd. (CNI), established in 1996 and headquartered in Changchun, China, is a manufacturer and supplier of lasers and optical systems. The company's product range comprises Lasers, Spectrum Analyzers, Laser Application Systems, Laser Measurement Tools, and Laser Marking. These products are vital for various applications across research, industrial, and technological domains. They serve sectors such as electronics, photonics, research institutes, and industrial manufacturing. Besides producing hardware, it provides services such as optical measurement, laser processing, machine vision solutions, and photoelectric detection.
Daheng New Epoch Technology, Inc. is a Chinese manufacturer and supplier of optical components and systems that was established in Beijing in 1987 as a subsidiary of the Chinese Academy of Sciences. The company produces optical modules such as fiber collimators, optical components such as beam splitters, and optical systems such as laser marking systems. It also offers optical subsystems such as optical coherence tomography systems, as well as design and engineering services for unique projects. The company’s products are commonly used in the biomedical, scientific research, and defense sectors.
IDEX Health & Science, established in 1971 and headquartered in Rohnert Park, California, USA, is a manufacturer and supplier of fluidics and optics products and solutions. The company’s fluidics product range includes valves, connectors, filters, and other components vital for precise fluid control. In optics, they offer microscopes, imaging systems, and optical instruments. These products find applications in various fields, including medical diagnostics, pharmaceutical research, industrial manufacturing, environmental monitoring, and food/beverage testing. Devoted to quality and sustainability, the company serves its global customers with over 7,000 employees under the umbrella of IDEX Corporation.
Zygo Corporation, founded in 1970 and headquartered in Middlefield, Connecticut, is a manufacturer of optical metrology systems and optical components and assemblies. The company manufactures products in several categories, including laser interferometers, 3D optical profilers, and optical components. It serves several industries, including medical, automotive, and consumer electronics, and also provides customizable metrology software to help customers measure. The company holds 750 patents, and in 2014, it became part of the Ultra Precision Technologies division of AMETEK Inc. It is ISO 9001 and ISO/IEC 17025 certified and sells its products under brand names such as Navitar, Special Optics, and Pixelink.
Electro Optical Components Inc., founded in 1997 and based in Santa Rosa, California, is a distributor of special electronic components such as infrared detectors, electronic amplifiers, and gas sensors. It represents European companies in North America, some of which include IMM Photonics GmbH, LBP Optics, and LED Microsensor NT. The company has a turnover of between $2,000,000 and $5,000,000 and supports several charities around Sonoma County, including Windsor Rotary, The Living Room, and Salvation Army. It has also awarded over 100 scholarships to bright students from Sonoma State University and Santa Rosa Junior College.
Knight Optical is a company that manufactures optical components based in the UK. The company offers services such as design, consultancy, custom packaging, testing, quality assurance, and others. They serve a wide number of industries including scientific, defense, medical, pharmaceutical, laser engineering and manufacturing. They also provide a wide range of coating capabilities for optical components throughout the ultraviolet (UV), visible and infrared (IR) spectra.They are ISO9001:2015 and ISO14001:2015 accredited and are providing quality products and services.
Telea Tecnovision was established in 1930 and is a supplier of audio, video, and active safety technologies products based in Garbagnate Milanese, Milan, Italy. The company offers various products in the portofolio, including Telea galaxy server, NEXUS VoIP industrial intercom, and high impendance horn speaker. The products have been used in various industries such as power plants, infrastructure, and cruise ships. The company has obtained the certificate of ISO 9001:2015 standard for the quality system of the manufacturing process.
Rapid Spectral Solutions, established in 2021 and headquartered in Vermont, USA, is a supplier of custom optical coatings and filters. The company’s products include neutral density filters, long pass filters for photolithography, and fluorescence filter sets. Its neutral density filters are used to adjust light intensity across optical systems. Its fluorescence filter sets provide accurate spectral selection and enhance imaging quality in life science research. For amateur astronomers with telescopes like the Celestron 90mm refractor paired with a 4X Barlow eyepiece, the company offers ultra-narrow thin film Fabry Perot etalons tailored for achieving sub-nanometer FWHM passbands at hydrogen alpha.
IRISS, established in 2007 and based in Bradenton, Florida, is a manufacturer and supplier specializing in inspection infrared (IR) windows and ultrasound test equipment. The company's product portfolio includes partial discharge sensor ports, surface temperature monitoring thermochromic paints, and thermographic handheld cameras. These products find applications in various industries, including power generation, mining, and original equipment manufacture (OEM). The company provides services including product consultation, technical support, and training while selling its products globally in various countries including Saudi Arabia, India, and the United Kingdom.
Watts Water Technologies, Inc., established in 1989 and headquartered in North Andover, Massachusetts, is a manufacturer and supplier of water filtration systems. The company offers filtration systems, including UV-3 ultraviolet under counter filtration, OneFlow carbon filters, and hot water recirculation pumps. These products are used in various sectors, including healthcare, agriculture, and manufacturing industries. The company also offers services such as installation of filtration systems, warranty support, and repair. Its products are distributed accross various countries, including Canada, Australia, and Germany.
Ranking as of May 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Everix Company |
4.5%
|
| 2 | Specialty Glass Products |
3.9%
|
| 3 | Ocean Insight |
3.9%
|
| 4 | Sterling Precision Optics, Inc. |
3.6%
|
| 5 | Alluxa |
3.4%
|
| 6 | Sydor Optics, Inc. |
3.0%
|
| 7 | Optical Filters USA Limited Liability Company |
3.0%
|
| 8 | American Polarizers Incorporation |
2.9%
|
| 9 | Neptec Optical Solutions |
2.6%
|
| 10 | Iridian Spectral Technologies Limited |
2.6%
|
Derivation Method
The ranking is calculated based on the click share within the optical filter page as of May 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
25 | 67.6% |
|
China
|
6 | 16.2% |
|
Japan
|
2 | 5.4% |
|
Canada
|
1 | 2.7% |
|
Lithuania
|
1 | 2.7% |
|
Germany
|
1 | 2.7% |
|
Italy
|
1 | 2.7% |
425 products found
425 products
Fujitoku Co., Ltd.
230+ people viewing
■Summary Covers a wide range from ultraviolet to infrared. Bandwidth can range from very narrow band to wide band. MATERION's bandpass filters in t...
Fujitoku Co., Ltd.
210+ people viewing
Last viewed: 1 day ago
■Summary A steep transmission curve can be achieved (cut-on/cut-off).
CBC Optex Co., Ltd.
150+ people viewing
Last viewed: 1 day ago
Various customizations possible. A filter that extracts only specific wavelengths using a dielectric multilayer film. A filter that extracts only ...
Fujitoku Co., Ltd.
240+ people viewing
Last viewed: 8 hours ago
A linear variable filter.
2 models listed
CBC Optex Co., Ltd.
150+ people viewing
Dielectric multilayer filters such as dichroic mirrors, filters, and IR cut filters Mirror filters are coated with a dielectric multilayer film on...
Fujitoku Co., Ltd.
200+ people viewing
It is a rugate type notch filter.
CBC Optex Co., Ltd.
170+ people viewing
Last viewed: 41 minutes ago
Highly reflective laser mirror with dielectric multilayer film. A mirror that highly reflects specific wavelengths using a dielectric multilayer f...
CBC Optex Co., Ltd.
140+ people viewing
It is possible to reduce the amount of light without changing the color tone or contrast. A filter that reduces light to any desired transmittance....
Nippon Electric Glass Co., Ltd.
200+ people viewing
Last viewed: 15 hours ago
500EXL has excellent infrared absorption function. Used as an infrared absorption filter for interchangeable lens cameras, video cameras, surveilla...
CBC Optex Co., Ltd.
140+ people viewing
Last viewed: 5 hours ago
■Features - A beam of a specific wavelength can be split into two or more. ・There are two simple structures: plate type and cube type. - Can be ma...
Kosei Sangyo Co., Ltd.
170+ people viewing
Optical glass filters are used in a wide variety of fields, from industrial measurement technology, adjustment technology, and control technology t...
Optcom Co., Ltd.
130+ people viewing
Last viewed: 18 hours ago
In addition to diffusing light, various degrees of diffusion are available, making it ideal for adjusting light intensity when measuring the optica...
Yagyu Shokai Co., Ltd.
130+ people viewing
■Features - Frequently recommended UV (ultraviolet), VIS (visible light), and NIR (near infrared) machine vision filters. ・You can control fluctua...
Wired Co., Ltd.
50+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
50+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
70+ people viewing
Last viewed: 1 day ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
50+ people viewing
Last viewed: 14 hours ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
70+ people viewing
Last viewed: 1 day ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
60+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
90+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
100+ people viewing
Last viewed: 4 hours ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
80+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
70+ people viewing
Last viewed: 1 day ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Fujitoku Co., Ltd.
120+ people viewing
■Summary ・Low Pass Filter Cut-Off Freq.1;2;3;6;9;18 THz ・Average transmittance;>80% ・Out-of-band transmittance; <0.1% ・High Pass Filter and Ban...
Wired Co., Ltd.
80+ people viewing
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
60+ people viewing
Last viewed: 1 day ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Wired Co., Ltd.
60+ people viewing
Last viewed: 11 hours ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
Lotus Techno Co., Ltd.
80+ people viewing
Last viewed: 14 hours ago
Common specifications dimensions 50mm x 50mm
Wired Co., Ltd.
60+ people viewing
Last viewed: 1 day ago
We also accept special orders. The size ratio is up to 7:3. Processing size is up to 150mm square.
