Glass of heading 7003, 7004 or 7005, bent, edgeworked, engraved, drilled, enamelled or otherwise worked, but not framed or fitted with other materials
Sheets or profiles of optical glass, whether or not having an absorbent or reflecting layer, bent, edgeworked, engraved, drilled, enamelled or otherwise worked, but not framed or fitted with other materials (excl. safety glass, multiplewalled insulating units of glass, glass in the form of a mirror)
Sheets or profiles of glass, whether or not having an absorbent, reflecting or nonreflecting layer, bent, edgeworked, engraved, enamelled or otherwise worked, but not framed or fitted with other materials (excl. optical glass, safety glass, multiplewalled insulating units of glass, glass in the form of a mirror)