175x175mm Replacement Optical Scanning Lens for 1064nm Fiber Laser Engraving Machines, M85x1 Thread (Only for 60w and Below)

Download the Manual 175x175mm FIELD LENS: This powerful F-theta lens from OMTech is ideal for laser marking, engraving, image transfer, material processing, and cutting systems; it creates vivid markings and flawlessly completes even your most complicated designs across its 6.9x6.9 inch work area HIGH TRANSMITTANCE: This field lens for 1064 nm lasers provides up to 99% throughput with negligible distortion thanks to its crystal clear and precision engineered borosilicate crown glass construction SUPERIOR PERFORMANCE: Our Fθ scanning lens provides fast positioning and precision focusing so you'll be able to mark steel, aluminum, gold, and more with a consistently exact 20 micron spot size anywhere in the lens's 17.5x17.5 cm field LASTING DURABILITY: Our fiber laser lenses' double-sided multilayered coatings improve their natural optical properties while also strengthening them against scratches and damage during daily use, so you can keep cutting year after year EASY INSTALLATION: