Patent ID: 7724453
Filing Date: 2010-05-25
Classification: G02B,G02F

Abstract:
1. An optical assembly, comprising: a metal enclosure housing a transparent optical component, said enclosure including a body and first and second windows; said body having first and second opposite ends, and having a through-passage extending therethrough from said first end thereof to said second end thereof, said body further including a recess at each end thereof aligned with said through-passage and having a diameter larger than the diameter of the through-passage, with the inner end of each recess terminating in an annular shelf the surface thereof being oriented perpendicular to the axis of said through-passage; and said first and second windows being each received within one of said recesses and covering said through-passage of said body at respectively said first and second ends thereof, and each thereof attached to said body by a gas-tight, pressed-metal gasket, with one side of said gasket being sealed against the shelf and the other side thereof being sealed against a radially outer portion of the inward-facing surface of the associated window, said transparent optical component being located in said through-passage of said body between said first and second windows.