Double Concave Aspheric LensesOuter diameter: 33 ± 0.005mm Thickness: 4.06 ± 0.01mm Face type: 1.5um Eccentric core: 90 ″Send InquiryLive chatProduct DetailDouble Concave Aspheric Lenses for Ultra short focal length projectionShare:PREVIOUS:One-Step Molding Special-shaped LensesNEXT:Double Concave Aspheric LensesRelated ProductsFixed Focal Length Lenses-f 4.0mmPlastic Optical BarrelsConacave-convex Aspheric LensesOptical Flat Glass FiltersAspherical Plastic LensFixed Focal Length Lenses-f 1.8mm