China ZnSe Focus Lens CO2 Laser Engraving Cutter  DIa. 20mm Focal 50.8mm 2″ Free Shipping

China ZnSe Focus Lens CO2 Laser Engraving Cutter DIa. 20mm Focal 50.8mm 2″ Free Shipping

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List price:
£ 10.36
£ 9.22

Product Description

  • The China PVD ZnSeMaterial is Suitable for lower than 100W Co2 laser machine Factory Outlets with High quality and Low cost .It`s the best quality in China All size in stock, fast delivery.

  • ZnSe is used for optical windows, lenses, mirrors, prisms and optical blanks, plates, disks, sheets, slabs particularly for infrared applications.

  • Zinc Selenide (ZnSe) – transparent in wide spectral range from yellow (visible) to far IR. ZnSe material is a chemically inert, non-hygroscopic and highly pure product that is very effective in many optical applications due to its extremely low bulk losses, high resistance to thermal shock and stability in virtually all environments, easily machined. To obtain superior transmittance, ZnSe crystals are grown by Chemical Vapor Deposition process . Zinc Selenide is polycrystalline material, demonstrates superior CO2 laser transmittance and is employed in the transmission optical components used in CO2 laser processing.

  • Mateial: China-made Znse

  • Diameter: 20mm

  • Focal length: 2″(50.8mm)



Focal Length









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3. Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer responsibility.

1. We will send the items within 5 days once your payment is completed.

2. The shipping cost does not include any import taxes, and buyers are responsible for customs duties.

3. We ship most of our orders by China Post Air Mail, it usually takes about 15-45 Business Days to arrive. Fast shipping options: If you need our items urgently, please select the fast shipping method; we can ship by DHL, FEDEX, UPS, EMS and so on.

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1. Please provide the proof video or photos if products have quality problem after receiving the parcel within 7 days, we could offer full refund or replacement after confirming the problems.

2. Buyer should pay for the freight sending it back, we will bear the resending freight

Packaging Details

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Estimated Delivery Time is 7-30 business.

Note: The delivery time mentioned above does not include order processing time that usually varies from 1 to 3 days.
Different items have their own processing time, which is what we cannot control. But what we can do is try the best to let you receive your items as soon as possible.

The following cases should be taken into consideration regarding shipping times:
  • Weight and dimensions of a package
  • Place of Dispatch
  • Destination
  • Freight
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