Patent ID: 11894651
Assignee: LUMENTUM OPERATIONS LLC
Field: Optics (Instruments)
Classification: CPC H | IPC H

Claim 7:
8. A method, comprising:
assembling an amplifier assembly that includes a first heat sink plate, a second heat sink plate, at least one solder preform, and an amplifier rod,
wherein the at least one solder preform comprises a non-eutectic solder,
wherein the amplifier rod is disposed in a first channel of the at least one solder preform and a second channel of the at least one solder preform,
wherein the first channel of the at least one solder preform is received in a first channel of the first heat sink plate, and the second channel of the at least one solder preform is received in a second channel of the second heat sink plate, and
wherein the first channel and the second channel align; and

compressing the amplifier assembly while heating the amplifier assembly at a temperature that causes a reflow of the at least one solder preform.