Optical Coatings
HHVAT’s Thin Films production facility has over twenty five thin film deposition systems with accessories and processes that are clean room compliant. HHVAT can handle substrate sizes of up to 600 mm for thermal evaporation and 1000 mm for sputtering deposition processes.
Technical Capabilities
The Thin Films and Optics Division has a wide range of technical coating and optics capabilities.
Single and wide band Anti-Reflection coatings
High Reflective Metal and Dielectric coatings
Beam Splitter coatings
Short pass, Long pass, Band pass and Notch Filter coatings
Transparent Conductive coatings
Custom coatings based on customer requirements
Coating Metrology
● Scratch-Dig Comparator● Perkin Elmer Spectrophotometer● Fourier Transform Infrared (FTIR) Spectrophotometer● Cary 6000 Spectrophotometer ● SEM with an EDX module ● Optical Microscopes● Environmental Chamber ● Salt Spray Chamber● Stylus Profiler