[ 3D spectacles; Glass covered with an electrical conductor; Glass driers for laboratory purposes; Glass graduated scales; Glass tubes for scientific purposes; Glasses for sports; Goggle retention clips for protective helmets; Goggles for scuba diving; Goggles for sports; Spectacle cases; Spectacle chains; Spectacle cords; Spectacle frames; Spectacle frames made of metal and of synthetic material; Spectacle frames made of metal or a combination of metal and plastics; Spectacle frames made of ...