CAMERAS, CAMERA LENSES, CAMERA CASES, AND PARTS THEREFOR; BINOCULARS, BINOCULAR CASES, AND PARTS THEREFOR; MICROSCOPES

Optical components, namely, couplers, switches, special optical fibers, connectors, filters, wave division multiplexers and demultiplexers, alternators, modulators, lasers, detectors, optical fibers, optical fiber cables, optical transceivers, optical amplifiers, optical add/drop modules, optical multiplexer modules, optical demultiplexer modules, and optical channel selector modules