RFH solid-state green laser engraving glass scale, smooth and burr-free Glass engraving manufacturers are satisfied with the engraving effect of RFH nanosecond green laser     Glass is widely used in the manufacture of chemical utensils. Scribing lines on the glass can help to stabilize the volume and make the experiment smoother. It is an essential tool for many enterprise laboratories and university laboratories. Graduation marking on glass has been a simple matter for RFH.