… or the like, not optically worked; hollow glass spheres and their segments, for the manufacture of such glasses. …
Explanatory notes
… or the like, not optically worked; hollow glass spheres and their segments, for the manufacture of such glasses. 7015.10 … or discs are cut from flat glass; they are then curved either by softening in a concave mould or revolving ring … in a furnace before pressing them into blanks. Blanks from either source require additional surfacing, mainly …