Coatings & Materials

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.

Fil-Tech supplies electron beam gun and ion source replacement parts, sensor heads and feedthroughs, INFICON rate monitors and controllers and Quality Crystals in Gold and Stress Relieving Alloy for the thin-film industry. We stock FT704, hydrocarbon oils and Krytox oils and greases, and ionization, thermocouple, INFICON and InstruTech vacuum gauges.

G&H provides design and manufacturing solutions to OEM customers around the world. We meet challenging specifications and offer long product lifetime and guaranteed performance in harsh environments. Our Group is comprised of three businesses: G&H Aerospace and Defense, G&H Industrial and Telecom, G&H Life Sciences and Biophotonics.

Designer and manufacturer of broad-beam ion and plasma technology products for the vacuum process community.

Manufactures standard and custom polarization control components and systems including polarizers, retarders, LC devices, Pockels cells, polarimeters, and SLMs. Applications are in optogenetics, aerospace, defense, medical imaging and analysis, data storage, polarimetry, semiconductor inspection and processing, astronomy, and more.