A simple, fast, and reliable method and apparatus are provided for replicating a light shaping surface structure on a laminated surface of a relatively rigid substrate. More specifically, after the substrate is mounted on a table and a layer of epoxy is deposited between the substrate and a submaster...http://www.google.ca/patents/US6110401?utm_source=gb-gplus-sharePatent US6110401 - Method and apparatus for replicating light shaping surface structures on a rigid substrate
