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NEJE Master 2 20W desktop Laser Engraver and Cutter

Fixed Focus Las-er Adopting spot compression and aggregation technology, which makes the energy of light source more concentrated, high accuracy & high efficiency. 40w blue laser head module for engraving cutter cnc laser cutting machine r6q4 with lower loss and higher precision, this professional and upgraded 40w fixed focus las-er module is capable of delivering 5.5w 450nm wavelength las-er for high-efficiency and high-accuracy engraving and cutting of various materials such as stainless steel, plastic, wood, paper and so on, which will never disappoint you.