Patent ID: 9146339
Filing Date: 2015-09-29
Classification: B29D,B29K,G02B

Abstract:
1. An apparatus for constructing a thin film mirror comprising: a vacuum chamber having a top edge and a bottom edge; a first extender having an edge generally adjacent the vacuum chamber, the first extender edge and the vacuum chamber top edge being spaced apart along their respective lengths with the first extender edge extending beyond the top edge of the vacuum chamber; a second extender having an edge opposing the first extender and generally adjacent the bottom edge of the vacuum chamber, the second extender edge and the bottom edge of the vacuum chamber being spaced apart along their respective lengths with the second extender edge extending beyond the bottom edge of the vacuum chamber; wherein the first extender edge and the second extender edge are positioned such that a thin film extending from the first extender edge to the second extender edge would not intersect the top edge and bottom edge of the vacuum chamber.