PLASTIC LENS MOLDING MOLD

摘要

PROBLEM TO BE SOLVED: To provide a mold which can short insert die rotation adjustment time and mold of a high accuracy lens in the plastic lens molding mold. SOLUTION: In the plastic lens molding mold, when the insert die 2 with aspheric surface processing is rotated/adjusted to reduce an aberration in the plastic lens molding mold 1, an imprinted mark 3 indicating the position in the rotation direction of the insert die 2 can be checked while the insert die 2 is incorporated through holes 6 formed in molds 4 and 5 without disassembling the plastic lens molding mold 1. COPYRIGHT: (C)2008,JPO&INPIT