Patent ID: 11874514
Assignee: II-VI DELAWARE, INC.
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 0:
1. An apparatus to communicate laser power for a laser processing operation, the apparatus comprising:
a cable having first and second ends;
a power fiber disposed inside the cable and being configured to transport the laser power between the first and second ends of the cable;
an electrical line disposed inside the cable and being configured to conduct an electrical monitoring signal between the first and second ends of the cable;
an optical fiber disposed inside the cable and being configured to conduct an optical monitoring signal between the first and second ends of the cable; and
an evaluation unit disposed in electrical communication with the electrical line and disposed in optical communication with the optical fiber, the evaluation unit being configured to redundantly evaluate interruption in the transport of the laser power for the power fiber based on the electrical and optical monitoring signals.