Coatings & Materials

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.

Extensive suite of application-focused instrumentation for life sciences and materials research and production covers the full range of metrology techniques, sample sizes, and imaging resolutions. Technologies include AFMs, NanoIR spectrometers, fluorescence microscopes, stylus and optical profilers, mechanical testers, and nano-indenters.

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.

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 optical filters and coatings for many demanding applications such as: biomedical instruments and imaging systems, fluorescence microscopy, aerospace, surveillance, machine vision, industrial inspection such as semiconductors, food and lumber, multispectral imaging, and chemical analysis. Employee-owned.

CASTECH is a global leader in nonlinear optical crystals, laser crystals, precision optics, and laser components for laser applications, optical communications, biomedical VR/AR, and lidar. With ISO 9001 and IAFT 16949 quality management system, we consistently enable our customers from prototype to mass production stage.

Provides customized materials for low stress, high purity, and high uniformity infrared crystals to customers in over 60 countries and regions around the world.

Manufacturer of high-precision optical components made from sapphire. Capabilities include finish of other materials including Spinel, ALON, ZnS, Ge, Si, optical glass and more. Configurations provided include windows, spherical lenses, prisms, and domes available from stock or made to precise customer specifications. ITAR/DFARS/NIST Compliant.

Manufactures precision devices for scientific research and industrial OEM. Products include optical beam combiners, high-power LED, xenon light sources, high-speed wavelength switchers and shutters, multi-photon microscopes, translation systems, motorized stages, manipulators, electrophysiology amplifier systems, and micropipette pullers.

AS9100/ISO 9001 manufacturer of substrates, wafers, flat optics, precision shims/spacers, 0.127-mm sq to 450-mm diameter. Precision lapping, polishing, dicing, 5-axis CNC machining, small diameter core drilling, hole drilling. Ultrathin 10-20 microns, ultraflat, tight tolerances. Fused silica, glass, sapphire, ceramics, metals. Large inventory.