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.

Excelitas is a leading provider of advanced, life-enriching technologies that make a difference, serving global market leaders in the life sciences, advanced industrial, next-generation semiconductor, aerospace and defense end-markets.

Supplier of specialized holographic and ruled diffraction gratings. 400 masters available for rapid, 1-week optical replication, a capacity to produce 500,000 precision replicated optics and with R&D, engineering, and manufacturing under one roof for custom and OEM applications.

Optical coatings for precision glass and polymer optics, fiber optic devices, crystals, and semiconductors. Designs include optical filters, high power AR and HR laser mirrors, ultralow antireflection, enhanced mirrors, beamsplitters, transparent conductive coatings, LWP/SWP filters, antistatic, attenuation, and custom designs. ISO 9001:2015 certified.

Provides high laser damage threshold excimer and UV laser optics, Al and MgF2 broadband mirrors and coatings, VUV/UV optical filters, detector-enhanced coatings and assemblies. Works with researchers and engineers in disciplines including aerospace, medical, analytical, and semiconductor technologies.