Light and thin polarized resin lens

The utility model discloses a light and thin polarized resin lens. The light and thin polarized resin lens comprises a base layer; the nanometer metal composite layer is arranged on the outer side of the base layer, the nanometer metal composite layer comprises a cobalt oxide layer arranged on the outer side of the base layer and a nickel oxide layer arranged on the outer side of the cobalt oxide layer, and first triangular layers which are tightly arranged are arranged on the outer surface of the cobalt oxide layer; second triangular layers are tightly arranged on the inner surface of the nickel oxide layer, the first triangular layers are in one-to-one correspondence with the second triangular layers, and a polyvinyl alcohol layer is arranged on the inner side of the base layer; the crystal layer is arranged on the outer side of the polyvinyl alcohol layer; the varnish layer is arranged on the outer sides of the nano-metal composite layer and the crystal layer; and the polycarbonate hardening layer is arran