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: The standard M85x1 threading ensures easy installation, quickly replacing or upgrading the old lens in most laser marking machines on the market, including all those from OMTech Engrave better and faster with this ultra-high transmittance fiber laser field lens from OMTech! Whether you're replacing a worn scan lens or upgrading, this fiber laser lens offers extreme precision and peak optical performance across its entire 175x175mm work area to get all your stone, glass, and metal marking done right. Manufactured from premium borosilicate crown glass, this galvo scanner lens boasts strongly antireflective coatings on both sides to give you a light transmittance rate better than 99% at the 1064nm wavelength critical for CW, QCW, and Nd:YAG lasers. To ensure the longest possible service life, the coating on both sides of the lens also helps it resist scratches and other damage during daily use. The standard M85x1 threading lets you easily install this optical lens onto the galvanometer of most fiber etching machines, including all those from OMTech. With OMT's brand-new F theta lens, your laser engraving, cutting, etching, and marking work has never been easier! Specifications Material: K9 Glass, Plastic Scanning Area: 6.9x6.9 in. (175x175 mm) Operating Wavelength: 1064 nm (1.064 μm) Focal Length: 10 in. (254 mm) Entrance Beam Diameter: 0.4 in. (10 mm) Spot Size: 30 μm Working Distance: 11.4 in. (289.8 mm) Threading: M85x1 Overall Dimensions: 1.9x3.5 in. (49x88 mm) Net Weight: 10.9 oz. (310g) Package List 1 x F-Theta Field Lens 1 x Instructions
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