Lasers for medical use

Lasers not for medical use; optical amplifiers; pulsed and continuous wave, amplified spontaneous emission sources, based on rare-earth doped optical fibers, which sources having emission bandwidths in the range of approximately 1/100 nm to approximately 100 nm; and all of the aforesaid goods for use in welding, drilling, cutting, soldering, processing materials, telecommunications applications, aerospace applications, and defense