Patent ID: 9643366
Date: 2017-05-09
CPC Classifications: B29C,B29D

Claim:
1. A method for producing a lens wafer having a plurality of microlenses, said lens wafer comprised of a lens material and a wafer, said method comprised of the following steps: rigidly fixing a first receiver in a receiver holding device; fixing a receiving side of a die in said first receiver, said receiving side of said die facing away from a stamping side of said die, the stamping side of the die having a stamping structure, the stamping structure having lens molds, said die being located opposite to the wafer; fixing a receiving side of the wafer in a second receiver, said receiving side of said wafer facing away from a stamping side of said wafer, said stamping side of said wafer being available to accommodate the lens material thereon; applying said lens material onto said stamping side of the wafer; stamping the lens wafer, comprising the steps of: curing the shaped lens material, wherein the corresponding alignment marks are arranged at the same time in a depth of field region of the microscopes during the adjusting of the orientation.