The Red wine glass manufacturer has ordered another batch of UV lasers from RFH Ultraviolet laser has a wavelength of 355nm, which is a cold light source. It has high beam quality and very small spot. It can form a very thin beam and achieve fine marking on the glass material. Any complicated text, graphics, images, trademarks, LOGO, barcodes, QR codes, manufacturing code, autographs, etc. can all be completed by laser marking machines.