Patent ID: 7232260
Filing Date: 2007-06-19
Classification: G02B

Abstract:
1. An optical contact unit which constructs an elastic contact at which a ferrule A connected to a back end part of an optical fiber is faced and mechanically couples on another ferrule B placed at a front side of the ferrule A, comprising: said ferrule A; a tubular main body at least comprising: a tubular cable adaptor which is inserted to a back opening part of said main body and is penetrated by said optical fiber, wherein said main body comprises a first small diameter part which has a first contact plane extending approximately vertical from an internal surface of said main body toward an inside of said main body, wherein said cable adaptor comprises a large diameter part which has a second contact plane extending approximately vertical from the external surface of said cable adaptor toward an outside of said cable adaptor, wherein a maximum radius of said large diameter part is larger than a minimum radius of said first small diameter part, wherein said large diameter part is installed at a front side of said first small diameter part, wherein said second contact plane contacts to said first contact plane, and wherein said main body comprises: