钟表玻璃及钟锤（按其构成材料归类）；
Clock or watch glasses or weights (classified according to their constituent material);
它适合用于光学玻璃、平板玻璃镜片、钟表玻璃、眼睛镜片、工艺品玻璃等等抛光。
It is optimized for optical glass, flat glass lenses, watches, glasses, eye glasses, handicrafts and so on polishing glass.
钟表玻璃及类似玻璃、视力矫正或非视力矫正眼睛用玻璃，呈弧面、弯曲、凹形或类似形状但未经光学加工的；
Clock or watch glasses and similar glasses, glasses for non-corrective or corrective spectacles, curved, bent, hollowed or the like, not optically worked;
应用推荐