Patent ID: 7618201

Claim:
An optical module comprising: a base table; a plurality of optical-waveguide devices mounted on said base table, said plurality of optical-waveguide devices each including an optical waveguide; an optical system including an optical lens, said optical system being configured to optically couple said plurality of optical-waveguide devices; and a support unit configured to support at least one of said plurality of optical-waveguide devices on said base table, wherein said support unit includes: a fixing member made of metal, said fixing member having a base of a substantially rectangular solid shape fixed onto said base table, and a pair of upright walls standing upright on a top surface of said base and extending to oppose each other; and a sub-mount unit of a substantially rectangular solid shape sandwiched between opposing wall surfaces of said pair of upright walls at opposing side surfaces thereof, said sub-mount unit including a first sub-mount made of a metal supported by said upright walls and a second sub-mount made of a nonmetal material supported by said first sub-mount and mounting thereon said at least one of said optical-waveguide devices, the sub-mount unit being supported by said upright walls apart from said base.