... ; 2)0.297mm circular polarized lense. 3d paper products,3d paper products: 1)2x250g C1S cardboard,4C print; 2)0. ... 297mm circular polarized lense. 3d paper products,3d paper products:1)2x250g C1S cardboard,4C print;2)0.297mm ... production lead-timesQuality principle:Quality first,Sustained efforts,continuous improvement,customer satisfaction high quality 3d paper products with convenient usage and ...