This task group is responsible for the management of IPC-A-640, Acceptance Requirements for Optical Fiber, Optical Cable, and Hybrid Wiring Harness Assemblies and IPC-D-640, Design and Critical Process Requirements for Optical Fiber, Optical Cable and Hybrid Wiring Harness Assemblies. Theses complementary standards provide acceptance and design requirements for cable and wire harness assemblies incorporating optical fiber, optical cable and hybrid wiring technology.