Catalog | April 20, 2016

Heat Absorbing Filters Catalog

Source: HOYA Corporation USA Optics Division

Hoya offers slightly bluish glass filters featuring high transmittance in the visible region, and good absorption of heat rays. These filters include HA-5 and HA-15, which are made of silicate glass, and HA-30 and HA-50, which consist of phosphate glass. For more features, specifications, and performance graphs, download the catalog.