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Sheetak - Cooling at your Fingertip 11/24 MR
DataRay Inc. - New Laser Beam Profilers
28 suppliers

Bandpass Filters

A bandpass filter is a filter with a transmission that is high for a particular band of frequencies, but that falls to low values above and below this band.

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Andover Corporation
Andover Corporation - Salem, NH
Manufacturer of precision optical filters and coatings for the aerospace, astronomy, research, environmental, military, machine vision, and medical markets. Extensive line of standard products; specializes in custom designs. US owned, ITAR registered and AS 9100 and ISO 9001 certified.
Stock ManufacturerCustom ManufacturerDesigner
10 products
Delta Optical Thin Film A/S
Delta Optical Thin Film A/S - Horsholm, Denmark
Designs and manufactures advanced custom thin-film components for OEM volume applications. Products include linear variable filters, variable dichroics, high-quality fluorescence filter sets, filters and dichroics, and filter sets for point-of-care instruments, beamsplitter cubes, and many other components.
Custom Manufacturer
5 products
Deposition Sciences Inc. (DSI)
Deposition Sciences Inc. (DSI) - Santa Rosa, CA
Produces a wide variety of highly durable and heat-resistant optical coatings. Technologies and customer deposition chambers offer coatings in the VIS, NIR, SWIR, and MWIR spectral wavelengths. ISO 9001:2015 certified.
Custom ManufacturerDesigner
5 products
MKS/Newport
MKS/Newport - Franklin, MA
MKS/Newport designs and manufactures high performance optical filters and replicated mirrors in the UV, VIS, and NIR. Filters include bandpass, dichroic, edge, fluorescence, neutral density, and notch filters, as well as optomechanical and electro-optical assemblies based on filter technology. Mirrors include retroreflector, aspheric, and spherical.
Custom Manufacturer
1 product
Reynard Corporation
Reynard Corporation - San Clemente, CA
Reynard Corporation manufactures custom optics and thin-film coatings from 0.2 to 50 microns (UV-IR). Other in-house capabilities include diamond turning, optical fabrication, photolithography pattern optics, environmental testing, and design services. Prototype to production, ISO 9001:2015 certified, ITAR registered, and Cybersecurity (CMMC) compliant.
Custom Manufacturer
16 products
ECOPTIK (Changchun) Ltd.
ECOPTIK (Changchun) Ltd. - Changchun, China
Custom optics, such as spherical lenses, dome lenses, prisms, windows, filters, cylindrical lenses, aspherical lenses, mirrors, beamsplitters, optical assemblies. Also custom lens design and optical systems design.
Custom Manufacturer
14 products
Electro Optical Components Inc.
Electro Optical Components Inc. - Santa Rosa, CA
Distributor of IR pyroelectric, thermopile, PbS and PbSe, and LED detectors; UV detectors; VIS detectors. IR and VIS laser diodes and diode modules. Signal recovery amplifiers. UV through IR filters, metal mirrors, and other optoelectronic components. NDIR, laser, and electrochemical gas and flame detection modules. Spectroscopy systems. SiPMs.
Custom Manufacturer
8 products
Excelitas Technologies Corp.
Excelitas Technologies Corp. - Pittsburgh, PA
Excelitas is a leading provider of advanced, life-enriching technologies that make a difference, serving global market leaders in the life sciences, advanced industrial, next-generation semiconductor, aerospace and defense end-markets.
Custom Manufacturer
5 products
Hangzhou Shalom EO
Hangzhou Shalom EO - Hangzhou, China
As a matured and professional global supplier with a sophisticated engineering background, we specialize in the manufacturing and sales of electro-optics, including laser crystals and components, laser mirrors, nonlinear crystals, wave plates, polarizers, optical windows and lenses, IR camera lens assemblies/optical filters, scintillators, and more.
Stock ManufacturerCustom Manufacturer
16 products
MOK Optics Co. Ltd.
MOK Optics Co. Ltd. - Fuzhou, China
MOK Optics specializes in manufacturing custom optics, from prototype to volume production. We produce a wide range of optical components (lenses, prisms, mirrors, filters, windows). Materials processed include optical glass, UV and IR fused silica, IR optics (sapphire, germanium, MgF2, CaF2, ZnS, ZnSe, etc.). We are an ISO certified company.
Custom Manufacturer
11 products
Nanjing Band-Optics Technology Co. Ltd.
Nanjing Band-Optics Technology Co. Ltd. - Nanjing, China
Band-Optics primarily fabricates high-precision off-axis parabolics, toroids, aspherics and spherical lenses, domes, prisms, filters, and flat windows by using optical-grade glasses, fused silica, sapphire, ZnSe, ZnS, Silicon, Ge, CaF2, Zerodur, and Aluminum. We serve OEM, defense, aerospace, semiconductor, medical, and bio industries worldwide.
Custom Manufacturer
9 products
OZ Optics Limited
OZ Optics Limited - Ottawa, Canada
PM fiber components; patch cords, splitters/combiners, polarizers, isolators, fused/PLCS couplers, test equipment; PER meter, polarized sources, PDL emulators, polarization controllers/analyzers, digital/motor driven/manual variable attenuators, laser/laser diode to fiber delivery systems; collimators/focusers, polarization entangled photon sources.
Stock ManufacturerCustom Manufacturer
33 products
Simphoton Optronics Co. Ltd. - Xi'an, China
Albrighter Technology Co. Ltd. - Tianjin, China
Alrad Instruments Ltd. - Newbury, United Kingdom
Coligh Optics Technology Co. Ltd. - Chongqing, China
eSource Optics - Whitinsville, MA
Gestione Silo s.r.l. - Scandicci, Italy
HaphiT GmbH - Essen, Germany
Heli Optical Systems - Preston, WA
Hitronics Technologies Inc. - Milpitas, CA
LASERTEC Inc. - Qingdao, China
Optolong Optics Co. Ltd - Kunming, China
PSC A/S - Bronderslev, Denmark
Qingdao Laseroptec Photonics Co. Ltd. - Qingdao, China
Ruik-Tech Communication Co. Ltd. - Dongguan, China
Sherlan Optics - Changchun, China
TTE Filters - Arcade, NY
Glossary
  • optical filter An optical filter is a device that selectively transmits or blocks specific wavelengths, or colors, of light. Optical filters are used to control the spectral content of light in various applications, allowing certain wavelengths to pass through...
Bandpass Filters Suppliersoptical filtertransmissionband passpass bandfilter coatings

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