GLASS FOR DISPLAYS IN ELECTRICAL AND ELECTRONIC DEVICES; GLASS FOR LIQUID CRYSTAL DISPLAYS (LCDS); GLASS DISCS USED IN THE MANUFACTURE OF COMPACT DISCS (CDS); GLASS SUBSTRATES FOR INFORMATION STORAGE DISCS; [ OPTICAL AND OPHTHALMIC LENSES MADE OF GLASS; LENS BLANKS MADE OF GLASS; SPECTACLES AND SUNGLASSES ]