2 in 1 focus, adjustable lens and fixed focal length in one module. 7.5W Optical power output, Suitable for engraving and cutting. More Safety, Built-in protective glass to protect eyes!Even without wearing protective glasses, the operation is more comfortable. Modified laser air assist, avoid smoke damage to the lens. More Quiet, Intelligent drive adjust the cooling fan speed according laser temperature. Easy use, Digital PWM wave pulse signal generator adjustable frequency duty cycle board for neje laser module.
Sliding slot is provided for easy adjustment of focus. Drive ModeExternal ACC Safe temperature range. We will reply you ASAP.Master 2S Mainboard for NEJE master 2 Laser Engraving Machine cutter motherboard. NEJE 3500MW Laser Module heade for CNC laser engraving machine Picture carving. Optical Focusing Lens fits NEJE MASTER 20W/7W/3.5W laser engraving machine head. NEJE 7W 450nm laser module head Fits LASER engraving Machine diy photo PWM board. NEJE 3500MW Laser Module head kits for NEJE CNC laser engraving machine HOTSALE. The item "30With40W CNC Laser Module head fits Laser engraver cutting machine Cutter printer" is in sale since Monday, November 23, 2020. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Lamps, Bulbs & Laser Components\Laser Modules & Heads". The seller is "neje-sale" and is located in . This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia.