Broad Band AR (BBAR) CoatingOuter diameter: φ 16.988- φ 16.998 Thickness: 3.61-3.65mm Core deflection:<90“ Send InquiryLive chatProduct DetailBroad Band AR (BBAR) CoatingShare:PREVIOUS:Single Layer AR CoatingNEXT:Ultra-hard Water-proof BBAR CoatingRelated ProductsConacave-convex Aspheric LensesDouble Concave Aspheric LensesUltraviolet and Infrared Cut-off FiltersLacquering LensesOptical Spherical Glass FiltersPlastic Optical Holders H036