Display glass for flat panel displays; glass substrates for information displays; liquid crystal display glass; flat glass used in Active Matrix Liquid Crystal Displays (AMLCD's) substrate glass for industrial applications;sheet glass; optical fiber; fiber optics; coaxial cable; composite cable; fiber optic cable; ribbon cable; loose tube cable; cable connectors; cable terminators; cable attenuators; mechanical splice connectors; optical fiber hardware; copper wire hardware; cable assemblies; splice and test instruments; optical amplifiers; getters; gratings; fiber brag gratings; fiber-optic components; condenser lens; active photonic devices; passive photonic devices; fiber optic sensors; crystal filters; optical modules for telecommunication applications; photo mask substrates for the manufacture of telecommunication and semiconductor devices; uv-glass; oscillators; spacecraft windows; and fiber optic couplers