9 Crystallized glass and heat-resistant glass being structural parts of optical apparatus and instruments, namely, liquid-crystal projectors, telescopes, microscopes, optical communication machines and apparatus in the nature of digital transmitters, optical receivers and optical fiber connectors, liquid crystal displays, flat panel displays, linear encoders, industrial inspection apparatus, distance measuring apparatus, electronic thermal analyzers and measuring machines and apparatus for medical purposes and chemical experiment; processed glass, not for building, namely crystallized glass and heat-resistant glass being structural parts of liquid-crystal projectors, telescopes, microscopes, optical communication machines and apparatus in the nature of digital transmitters, optical receivers and optical fiber connectors, liquid crystal displays, flat panel displays, linear encoders, industrial inspection apparatus, distance measuring apparatus, electronic thermal analyzers and measuring machines and apparatus for medical purposes and chemical experiment; optical glass for optical communication devices; glass for liquid-crystal projectors; defocus glass for liquid-crystal projectors; optical glass for liquid-crystal projectors; glass substrates glass being structural parts of liquid-crystal projectors, telescopes, microscopes, optical communication machines and apparatus in the nature of digital transmitters, optical receivers and optical fiber connectors, liquid crystal displays, flat panel displays, linear encoders, industrial inspection apparatus, distance measuring apparatus, electronic thermal analyzers and measuring machines and apparatus for medical purposes and chemical experiment; crystallized glass substrates glass being structural parts of liquid-crystal projectors, telescopes, microscopes, optical communication machines and apparatus in the nature of digital transmitters, optical receivers and optical fiber connectors, liquid crystal displays, flat panel displays, linear encoders, industrial inspection apparatus, distance measuring apparatus, electronic thermal analyzers and measuring machines and apparatus for medical purposes and chemical experiment