Beamsplitters

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.

Manufacturer of custom precision optical components, spectrometers, TEA CO2 lasers, and excimer lasers. Specializes in fluid jet polishing equipment, and laser systems. Specializes in the production of difficult, tight tolerance optical components, laser components and systems.

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.

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.

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