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 ProductsConacave-convex Aspheric LensesOptical Spherical Glass FiltersConacave-convex Aspheric LensesUltraviolet and Infrared Cut-off Filters CoatingFixed Focal Length Lenses-f 1.0mmPlastic Optical Barrels