SKU: 14452642931

70x70mm Replacement Optical Scanning Lens for 1064nm Fiber Laser Engraving Machines, M85x1 Thread (Only for 60w and Below)

Sale price$107.99 Regular price$119.99
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Description

70x70mm Replacement Optical Scanning Lens for 1064nm Fiber Laser Engraving Machines, M85x1 Thread (Only for 60w and Below)Download the Manual 70x70mm 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 2. 8x2. 8 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

Download the Manual

  • 70x70mm 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 2.8x2.8 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 F-theta scanning lens provides fast positioning and precision focusing so you'll be able to mark steel, aluminum, gold, and more with a consistently exact 10 micron spot size anywhere in the lens's 7x7 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 70x70mm 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: 2.8x2.8 in. (70x70 mm)
  • Operating Wavelength: 1064 nm (1.064 μm)
  • Focal Length: 3.9 in. (100 mm)
  • Entrance Beam Diameter: 0.4 in. (10 mm)
  • Spot Size: 10 μm
  • Working Distance: 4.5 in. (115.5 mm)
  • Threading: M85x1
  • Overall Dimensions: 2x3.5 in. (52x88 mm)
  • Net Weight: 10.9 oz. (310g)

Package List

  • 1 x Fθ Field Lens
  • 1 x Instructions

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Shipping Notes
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 14452642931

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kathleen natale
Bozeman, US
★★★★★ 5
Durable and great value
Color: Paw Print, Size: 8 inches
Best thing we ever bought our Frenchie. It keeps him busy and he gets a great workout in. The tabs make it easier and for me to grab and throw for him. They also allow him to grab them and run with the ball. Only thing he hasn't destroys. Very durable and easy to inflate with enclosed pump.
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Reviewed in the United States on September 9, 2025
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Candy
Pawtucket, US
★★★★★ 1
Not what expected
Color: Skull Print, Size: 6 inches
My fur baby had this toy for a couple of hours and broke it and tore it up.
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Reviewed in the United States on May 27, 2026
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Amazon Customer
Bozeman, US
★★★★★ 5
Soccer pups
Color: Green-M
This one is a must toy for the pup who loves to chase balls and chew. I bought one for our pup and our daughter's pup. Both have a blast with it and so do the adults. The only improvement I would make is the straps need to be more durable- they haven't frayed which is good for the pup who likes to chew everything, but some have torn. The ball itself has stayed intact though; its fairly bouncy too; which makes for fun times
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Reviewed in the United States on March 23, 2026
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pelletier
Waukegan, US
★★★★★ 5
Great Dog Ball
Color: Green-M
My Great Dane loves this ball! It is sturdy and fun for her; she can pick it up by the tabs as well as grab the whole ball.
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Reviewed in the United States on March 9, 2026
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Ariel
Massapequa, US
★★★★★ 5
Great toy:) but doesn't last long
Color: Green-M
This ball was actually really great!. I bought a few different toy balls for our puppy to play with and Aka (our puppy) found this one to be the best. Aka loves carrying things with his mouth. I also think he found it enjoyable, with all the pull tabs, to carry this ball around instead of trying to fit it in his mouth. I waited around 2 weeks to write this since that's how long it took Aka to destroy the ball:) At least it wasn't within the first day. We have a bigger dog an American Bulldog that's about 90lbs and he punctured this ball within the first day but it held up for a little. It's the same as a soccer ball really, not super tough and if you have dogs with big bite forces that are heavy chewers they'll destroy this so fast! But i like the design of this toy and I think it made a great toy while it lasted! It did deflate when it got punctured and held some air for about a week. With constant play it deflated completely after that. It was also the same size as a soccer ball.
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Reviewed in the United States on May 17, 2024

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