Cloudray CVD ZnSe Meniscus Focus Lens for CO2 Laser

Many in stock

CO2 Focusing Lens

Cloudray Laser

$ 12.00 USD
Focal Length
$ 12.00 USD
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Product Description

① Material: USA CVD ZnSe ② Diameter tolerance: +0/-0.1mm ③ Wavelength:10.6um
④ Thickness tolerance: +0/+0.2mm ⑤ Transmittance: 99.5% ⑥ FL Tolerance: <±2%
⑦ Clear Aperture: >90% ⑧ Surface Figure: <λ/2 per 1"Dia
⑨ AR/AR coating: R<0.5% per surface ⑩ Surface Quality: 40-20scratch and dig

Product showcase

High quality ZnSe crystal

• CVD ZnSe Material • Excellent optical properties • Up to 200 W CO2 laser resistance

Superb coating process

• Double-sided solid coating • Wiping resistant • Extended durability

High precision process

• Precision slicing, polishing, and grinding processes • High temperature, laser resistance

High transmittance

• High quality material and coating
• Reduced the laser loss
• Laser transmittance Up To 99.5% • Higher working efficiency

Individually packaged

① CVD ZnSe focus lens
② II-IV ZnSe focus lens

Laser light path schematic

① Laser tube ② First mirror ③ Second mirror ④ Third mirror ⑤ Focus lens


① Lens tube
② Focus lens (Be sure lens convex faces lazer and concave faces material)
③ Lens ring ④ Nozzle ⑤ Gas nozzle
⑥ Focal length (Distance Between the Lens and the cutting/engraving material)
⑦ Working table


Lens cleaning

① For loose lint or dust: use an air bulb to blow off any loose particles.
② For smudges or fingerprints: squeeze a few drops of acetone onto the lens tissue, wetting the diameter of the optic.
③ For droplets or oils: use a cotton swab and distilled vinegar to wipe the lens, then use a wet cotton swab to remove any acetic acid. Clean with a dry cotton swab.

Mo mirror

Diameter 15/19.05/20/25/30/ 38.1mm pack of 3 pieces

Si gold-plated mirror

Diameter 19.05/20/25/30/38.1 mm Pack of 3 pieces

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.


We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Please note that there are 27 countries and regions need to charge $10 within 2kg. (Albania, Angola, Anguilla, Argentina, Armenia, Azerbaijan, Belarus, Bolivia,Brazil, Chile, Colombia, Costa Rica, Cuba, Fiji, Iran, Islamic Republic Of Iraq, Kazakhstan, Kenya, Lebanon, Pakistan, Panama, Peru, Romania, South Africa, Sri Lanka, Ukraine, Venezuela)
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