Thin Films & Optics


IR Blockers

HHVAT’s IR blocker coatings are deposited on quartz glass substrates and selectively filter ultra-violet energy from the source, while blocking unwanted visible and infra-red energy. Our IR blocker coatings have thermal stability up to 400°C and high transmission in the UV range.

  • Features:

    ● Substrate: Quartz● Dimension: Lengths up to 600 mm, thicknesses 2-3 mm  Durability: MIL-C-48497A. 

  • Applications:

    ● UV curing systems for temperature sensitive materials