Filters

Designer and manufacturer of interference filters: narrow and broad bandpass, long- and shortwave, ND filters, atmospheric windows, AR and metallic coatings. Holographic diffraction gratings: plano, concave and blazed, pulse compression/stretcher gratings. WDM and telecom applications include diode laser tuning gratings and network communications gratings.

Manufacturer of precision optical components and high-power laser coatings from UV to IR. Stock and custom optics: lenses, beamsplitters, filters, windows, mirrors, wave plates, large wedges, prisms, and many more. In-house custom coatings: AR, high reflection, dichroic, and polarizing. Optics from 4 mm to 16 inches.

Supplier of thin-film coatings on polymer, metal, and glass components. Produces a wide variety of antireflective, beamsplitter, hot and cold mirror, filter and metallic coatings as well as custom coatings. Experienced in handling prototype through OEM volumes. Coatings available from UV to the IR.

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.

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.

Antireflection nanotextures etched directly into the bulk optical material providing high optical performance with R down to 0.01%; extreme broadband performance UV-NIR, no added absorption, high laser damage threshold. Available in fused silica, diamond, sapphire, and a wide range of IR materials.

Optical coatings for precision glass and polymer optics, fiber optic devices, crystals, and semiconductors. Designs include optical filters, high power AR and HR laser mirrors, ultralow antireflection, enhanced mirrors, beamsplitters, transparent conductive coatings, LWP/SWP filters, antistatic, attenuation, and custom designs. ISO 9001:2015 certified.

Precision optical filters since 1969, from UV to NIR. We specialize in custom filters from prototype to OEM quantities. Fluorescence, astronomy, and overrun filters in stock. Prototyping, engineering, and high-volume production utilizing plasma-assisted reactive magnetron sputtering, e-beam, thermal evaporation, and ion assist. ISO 9001:2015 Certified.

Deposition Sciences, Inc. (DSI) produces a wide variety of highly durable and heat-resistant optical coatings. Our technologies and customer deposition chambers offer coatings in the visible (VIS) near-infrared (NIR), shortwave infrared (SWIR), and midwave infrared (MWIR) spectral wavelengths. ISO 9001:2015 certified.

Manufacturer of precision optical components (UV to mid-IR). Prisms, windows, filters, wedges, mirrors, beamsplitters, and all types of singlet, doublet, and triplet lenses. Electron and ion-assisted deposition coating services. Prototype production and OEM assemblies include design and manufacture of single- and multi-element systems.

Supplier of specialized holographic and ruled diffraction gratings. 400 masters available for rapid, 1-week optical replication, a capacity to produce 500,000 precision replicated optics and with R&D, engineering, and manufacturing under one roof for custom and OEM applications.

Provides high laser damage threshold excimer and UV laser optics, Al and MgF2 broadband mirrors and coatings, VUV/UV optical filters, detector-enhanced coatings and assemblies. Works with researchers and engineers in disciplines including aerospace, medical, analytical, and semiconductor technologies.

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.