SKU: 44459193300

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

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Description

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

  • 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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SKU: 44459193300

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Chad
Boise, US
★★★★★ 4
works, just not the strongest magnet.
magnet will hold a drill but anything much heavier it will start to slide. have on e on fridge, 2 on safe and on on garage cabinet. fridge and safe hold the least, i guess due to plastic over magnet and coating on the safe and fridge. cabinet does best but still will slide with any significant weight. holds my drills ok however.
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Reviewed in the United States on April 17, 2026
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Chris Griffin
Massapequa, US
★★★★★ 5
Quality and price, very strong magnet
Perfect for hanging odds and ends on in the shop
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Reviewed in the United States on May 23, 2026
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Verified Purchase
Travis Pepin
Bozeman, US
★★★★★ 5
Worth the money
Good magnets and the flexible arms are great for different size tools
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Reviewed in the United States on March 29, 2026
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Verified Purchase
Manny
Boise, US
★★★★★ 2
Not worth it
These things suck the screw in the middle keeps falling of by just moving the thing from one place to another I already lost two screws that fell apart and with it the magnet. Very dissapointed I wouldn’t waste my money
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Reviewed in the United States on May 2, 2026
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William Thompson
Charlottesville, US
★★★★★ 5
Easy and works to hold tools
These work very well. They are adjustable so they will hold most tools. If you have a steel door or cabinet and tools, they are must have. I ordered one set and was so impressed, I ordered another
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Reviewed in the United States on March 5, 2026

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