9 Instruments and apparatus for use in the fields of electronics, microlithography, semi-conductors, integrated circuits, magnetic domain memory and integrated optical systems, namely, computer hardware and peripherals and computer hardware used for the manufacture, fabrication and treatment of electronics, microlithography products, photolithographic masks, semiconductors, integrated circuits, computer wafers, computer processors, computer memory chips, magnetic heads, computer chips, liquid crystal displays, computer displays and integrated optical systems, and replacement parts of the afore-mentioned goods; software for electronics, microlithography, semiconductors, integrated circuits, magnetic domain memory and integrated optical systems, namely, computer software used to operate machinery used for the manufacture, fabrication and treatment of electronics, microlithography products, photolithographic masks, semiconductors, integrated circuits, computer wafers, computer processors, computer memory chips, magnetic tape heads for reading and recording audio and video media, computer chips, liquid crystal displays, computer displays and integrated optical systems; computer software for the design, testing and fabrication of photolithographic masks, semiconductors, integrated circuits, computer wafers, computer memory chips, magnetic heads, computer chips, liquid crystal displays and integrated optical systems; computer aided design software used for software for electronics, microlithography, semiconductors, integrated circuits, magnetic domain memory and integrated optical systems; semiconductors; integrated circuits; photolithographic masks; magnetic heads; computer chips, semiconductor chips, silicon chips, memory chips and processor chips; LCDs, LCD displays, flat panel displays and computer monitor displays; computer memory, namely, magnetic domain memories; integrated optical systems consisting of optical transmitters, optical receivers, optical data links, optical transceivers, optical filters, optical cables, optical disk drives, and optical semiconductor amplifiers