For cutting thick materials, lenses of maximum size are recommended. The parameters are fine and the focus is set correctly, but somehow the engraving is not correct. The compound engraving nozzle consists of two parts, and the lenses are placed in the middle Diameter 18mm Focal Length 25.4mm&38.1mm&50.8mm&63.5mm Lens all can work with the universal engraving nozzle. HYCNC supplies high quality laser cutter lens. We provide a standard two-inch focal length, 20mm diameter ZnSe (Zinc Selenide) lenses on all our laser systems. We have seen a 14% improved transmission rate compared to imported lenses. This may mean that if you use a large lens, the material is heated rather than cut. Cheap Optical Filters, Buy Quality Tools Directly from China Suppliers:Diameter 38.1mm focusing lens high power CO2 laser cutting machine cutter mold machine engraving machine lens Enjoy … Freilingerstr. Bulk stock, direct source and … The longer the focal distance of the lens, the greater the beam diameter. Plano convex shape lens for better quality when cutting and engraving. 20mm FL 50.8mm for CO2 Laser Engraver Cutter $31.99 TEH-HIGH 3 Pieces Diameter 20mm Molybdenum (MO) Reflector Lens for CO2 Laser Cutting … For detailed information, please see the table below. Selecting the right lens can be the key to perfect laser results. Lens for fiber lasers if materials that are not absolutely plane are to be labeled. SP series: CO2 laser cutter for large-format materials. This is most likely a lens issue. Cloudray CO2 Focus Lens Dia.12-25mm FL38.1-127mm USA CVD ZnSe for CO2 Laser Engraver Cutter High Quality ZnSe Crystal: USA CVD ZnSe Material. 994614 Marchtrenk, Austria, How to select the right lens for your application. Multipurpose for both engraving and cutting applications. It is because of this that the 2.0” lens is the most general lens … Engraving on heat-sensitive materials (e. g. Standard lens for fiber lasers with extremely small focal diameter. At the same time, the laser beam diameter will be greater the longer the focal distance is (for a 5.0 inch lens approx. Lenses are typically referenced by their focal point. Additional lens sizes from 1.5", 2", 3" and 4" focal lengths will help to improve high precision engraving or cut thicker material applications. and various laser systems. Marking area up to 44.1 x 25.0 inch. This item: Cloudray Laser Beam Combiner Lens Diameter 20mm for CO2 Laser Engraving Cutting Machine to Adjust… $48.99 Cloudray CO2 Laser Focus Lens USA Dia. The area where the laser beam is optimally focused and converges to the smallest possible beam diameter. Marking laser stations with galvo marking heads. Selecting the right lens can be the key to perfect laser results. The following table shows all the lenses available for the Speedy lasers and their applications. Marking area up to 44.1 x 25.0 inch. Laser systems use plano-convex lenses … The small spot size also provides a narrow kerf for efficient laser cutting of thin materials (less than 0.060” or 1.5 mm). We have compiled this guide for the laser system that we sell, which gives you a good idea of all kinds of materials that a laser can mark, engrave, drill and cut from the commercially available … Standard lens for Speedy flexx series. Price: $39.99 & FREE … The area in which the beam has the smallest diameter. The longer the focal distance of the lens, the greater the beam diameter. Both laser sources can be used without changing the lens. twice as big as for a 2.5 inch … The longer the focal distance of the lens, the greater the beam diameter. This may mean that if you use a large lens, the material is heated rather than cut.