SKU: 23447008056

18mm CVD ZnSe Focal Focus Lens for 50W - 100W Laser Engraver Cutter

Sale price$71.99 Regular price$79.99
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Ships within 48 hours · Estimated delivery Jul 10 - Jul 15

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Description

18mm CVD ZnSe Focal Focus Lens for 50W - 100W Laser Engraver CutterCutting Edge Features: HIGH QUALITY CVD ZnSe: OMTech's powerful focus lenses are manufactured from premium zinc selenium via chemical vapor deposition for superior optical properties. HIGH TRANSMITTANCE: Both sides of each lens are covered with strongly antireflective coatings to achieve at least 99. 5% transmittance rate for infrared light at a wavelength of 10. 6 microns. LASTING DURABILITY: Our laser engraver focus lenses' double sided coating

Cutting Edge Features:

  • HIGH-QUALITY CVD ZnSe: OMTech's powerful focus lenses are manufactured from premium zinc selenium via chemical vapor deposition for superior optical properties.
  • HIGH TRANSMITTANCE: Both sides of each lens are covered with strongly antireflective coatings to achieve at least 99.5% transmittance rate for infrared light at a wavelength of 10.6 microns.
  • LASTING DURABILITY: Our laser engraver focus lenses' double-sided coating process also ensures outstanding scratch resistance for longer service life.
  • WIDE COMPATIBILITY: This 18mm laser focus lens fits OMTech 50W-100W CO2 laser engravers. Please check the focal lens diameter in your machine’s manual before purchasing.
  • EASY TO USE: The plano-convex shape of OMTech's engraver focal lens lets you install it easily and correctly onto your machine in the proper orientation. Detailed cleaning instructions also help you take proper care of your lens.

Specifications:

  • Material: Zinc Selenium
  • Color: Yellow
  • Diameter: 18mm (0.71")
  • Thickness: 2mm (0.08")
  • Focal Length: 1.5" (38.1mm)/ 2" (50.8mm)/ 2.5" (63.5mm)/ 3" (76.2mm)/ 4" (101.6mm)
  • Rec. Wavelength: 10.6 microns (10600 nm)
  • Min. Light Transmittance: 99.5%
  • Net Weight: 0.2 oz (5g)

Package Includes:

1 x CVD ZnSe Focus Lens

Warranty:

  • No need to worry! We offer a 1-year warranty on all focal lenses.

Certifications:

  • FDA Compliant
  • CE Certification
  • ISO9001 Quality Certification

Summary:

It is all smoke and mirrors! As you engrave, debris such as smoke and dust land on your focal lens, building up a layer of residue over time that absorbs laser beam power and can stain the lens permanently. Eventually, this lost power will affect your machine’s precision and throw off your laser settings. To keep your device running at its full potential, we recommend inspecting and cleaning the optics system once a week and replacing the mirrors or focal lens as soon they get damaged.

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Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 23447008056

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george t lyndall
Louisville, US
★★★★★ 5
My new magnet hook
Color: Black3pro
Worked great
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Reviewed in the United States on May 17, 2026
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Elisha C.
New York, US
★★★★★ 5
Great magnet!
Color: Black3pro, Color: Black3pro
Heavy duty and great magnet! Shop approved!
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Reviewed in the United States on March 21, 2026
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Frank Artusa
Belleville, US
★★★★★ 1
Expensive and Weak
Color: Black3pro
they don't hold anything substantial unless you screw them in. Defeats the purpose of a magnet.
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Reviewed in the United States on April 10, 2026
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Calen Lowery
Belleville, US
★★★★★ 5
Handy
Color: Black3pro
great long hooks for organizing, especially in a work van / vehicle! A+ will be getting more of these
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Reviewed in the United States on May 20, 2026
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Amazon Customer
Massapequa, US
★★★★★ 3
Magnetic hooks
Color: Black3pro
They are nice magnets but don’t hold much weight and slide down the metal wall. They are good for small lighter items. Really don’t see them as heavy duty.
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Reviewed in the United States on November 10, 2025

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