Filters

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.

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.

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.

Manufacturer of advanced optical components and optical assemblies. Offers custom optics manufacturing and custom optical design and engineering services. A top lens manufacturer specializing in coated optics, thin-film coatings, custom lens assembly and delivering cost-effective custom optical solutions.

Manufacturer of custom optics, optical replication, diffraction gratings, electro-optical assemblies, metallic and dielectric thin-film coatings for prototype and volume production. State-of-the-art manufacturing, coating, QC, assembly and class 1000 cleanrooms. Serving commercial and defense markets worldwide.

For over 75 years, LaCroix Precision Optics has positioned itself as a customer-driven, world-class manufacturer of custom precision optics. Capabilities include custom precision optics, coatings, assemblies, and design support. LaCroix Precision Optics is certified to ISO 9001:2015 and is ITAR registered and compliant.

PPD provides custom laser optics, assemblies, and IBS coatings for prototype, research, and OEM applications. PPDs precision fabrication, dielectric thin-film coatings, and epoxy-free assembly processes enable total optics solutions. Products include PBS cubes, high power laser mirrors, super-polished lenses, prisms, polarizers, and Brewster windows.