Optical Components

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.

Designs, manufactures, and distributes precision optics to OEMs for applications in high-resolution biometrics, CCD imaging, OCR, security, surveillance, machine vision, metrology, and medical instruments. Westech provides lens design, optomechanical design, and total QC management. Custom and stock optics and lens assemblies.

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.