Procedure for marking, encryption, labelling and optical coding (PCT/ES2010/070054) It permits marking or recording motifs on surfaces whereon there has been deposited previously a fluorescent polymer layer through a procedure of plasma polymerisation of molecules of a colourant. The procedure

Polymer lens comprising a hardening layer, an absorbent layer, and an interferential multilayer, and corresponding production method (PCT/ES2010/000100) The invention relates to a polymer lens comprising a hardening layer, an absorbent layer, and an interferential multilayer, and to a corresponding