Coatings & Materials

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.

PG&O provides reliable, cost-effective, precision optics and commercial components from 0.040 in. to 30 in. diam., highly precise thin-film coatings, custom and standard components and turnkey optical solutions that operate from 0.2 to 15 microns. Delivering highly durable sapphire optics for broad-spectrum apps and finished IR optics for mission-critical tasks.

Manufacturer of air-spaced and solid etalons, ultrahigh damage threshold laser optics and interferometer optics. Coatings from UV to near-IR. Optomechanical systems.

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.

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.