Coatings & Materials

Manufacturer of dichroic glass polarizers for the UV, VIS, NIR, and MIR spectral range. Also produces patterned polarizers that have arbitrary shaped areas with different directions of polarization.

Manufacturer of UV curing optical adhesives that meet Telcordia (Bellcore) specification of 85 degrees Celsius/85% relative humidity for 2000 hours, UV light sources, and fiber optic splicing systems.

Custom manufacturer of precision flat-surfaced, parallel, and wedged optics specializing in double-sided polishing for transmitted wavefront and parallelism. Products include optical and IR windows, glass wafers, color glass filters, mirrors, wedges, plate beamsplitters, and witness samples. ITAR registered, ISO 9001:2015 certified.

Manufacturer of custom vacuum-deposited thin-film coatings. Offers ion-assisted deposition, low-temperature, low-stress coatings for laser crystals and fiber optics. Prototype to production quantities. ISO and MIL SPEC compliant.

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.

Produces high-performance optical coatings and components specializing in the design, development, and manufacture of ion-beam sputtered, low optical loss, laser-damage resistant thin films for the UV-VIS-IR spectral region. Applications include lasers, laser devices, nonlinear crystals, medical instruments, and other photonic devices.

Precision optical glass: strip, blanks, pressings, polished balls, near-UV transmitting i-Line glass, ceramic substrates, CaF2, UV/IR materials, quartz, fused silica (standard/excimer grade), Nanoceram. Ohara CCZ ultralow expansion (excellent CTE uniformity, blank form, to 1.8 m diam). Double-side polished substrates (low surface roughness, excellent flatness).

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.

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.