Patent ID: 6216939
Filing Date: 2001-04-17
Classification: B23K,G02B

Abstract:
A method for making a hermetically sealed package, which package comprises a housing, a lid, and a feedthrough for at least one stripped optical (fiber) fiber, wherein the method comprises the steps of:placing at least one optical fiber between a sealing surface of the lid and a sealing surface of the housing along with a first solder preform between the at least one fiber and the sealing surface of the housing and a second solder preform between the at least one fiber and the sealing surface of the lid; andsealing the assembly and forming the hermetically sealed fiber feedthrough by applying pressure and heat so as to press the at least one fiber into the solder; and wherein said solder preforms provide solder which forms a hermetic seal completely surrounding the at least one fiber and filling an adjacent space between the housing and the lid.