Thin Films & Optics

Optical Filters


HHVAT produces fluorescence filters, narrow band interference filters, flame photometry filters, neutral density filters, short pass filters, long pass filters, band pass filters, notch filters, edge filters and coloured glasses. 

Tribological Coatings


Tribological coatings developed by HHVAT have been optimized for necessary thickness, with good adhesion, chemical resistance, mechanical and optical properties. The coating is a 30:70 beam splitter in the visible spectral range

EMI Shielding


HHV specializes in offering EMI shielding coatings on metallized plastic enclosures with complex geometries and with custom coatings based on the required frequency and shielding effectiveness.