Ultra-hard Water-proof BBAR CoatingOuter diameter: φ 16.380~ φ 16.395 Thickness: 0.9 ± 0.02mm Core deflection: ≤ 1.5 ′Send InquiryLive chatProduct DetailUltra-hard Water-proof BBAR CoatingShare:PREVIOUS:Broad Band AR (BBAR) CoatingNEXT:High Reflection Mirror CoatingRelated ProductsUltraviolet and Infrared Cut-off FiltersDouble Concave LensesFixed Focal Length Lenses-f 4.0mmDouble Convex Aspheric LensesFixed Focal Length Lenses-f 3.1mmUltraviolet and Infrared Cut-off Filters Coating