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

Claim 14:
15. A method, comprising:
assembling an amplifier assembly that includes a first heat sink plate, a second heat sink plate, a first solder preform, a second solder preform, and an amplifier rod,
wherein the first solder preform and the second solder preform each comprise non-eutectic solder,
wherein the amplifier rod is disposed in a first channel of the first solder preform and a second channel of the second solder preform,
wherein the first channel of the first solder preform is received in a first channel of the first heat sink plate, and the second channel of the second solder preform is received in a second channel of the second heat sink plate; and

compressing the amplifier assembly while heating the amplifier assembly at a temperature that causes a reflow of the first solder preform and the second solder preform.