Product Description
Diameter range：20-140MM
Thickness range：1-9MM
Diameter tolerance：±0.01mm
Thickness tolerance：±0.01mm
Wavelength：1064nm
Transmittance：99.998%
Clear aperture：≥90%
Parallelism：<0.1mm
Surface Quality：20/10
Chamfer：<4
Packing & Delivery
WARRANTY / RETURN POLICY:
- 30 days Satisfaction Guarantee.We accept items return within 30 days from the date you receive the package.
- Return must be in original package. Buyer is responsible for shipping the items to us . We will refund,once received the return item.
- We provide technology support by online service.
Payment
- We accept PayPal ( credit cards, debit cards or e-Checks )
- We are Paypal verified seller, you will feel comfortable to do business with us.
Shipping
- We will ship the items to your eBay address in one business day after receive the payment .
- e-Packet delivery from China to USA will take 7-12 business days by USPS.
- Standard Int'l shipping will take 10-20 business days to Asia, Europe (except Italy) and Australia, other regions will take 20-30 business days, by China Post air mail with tracking number.
- Expedited shipping from China with door to door service will only take 4-5 business days to USA, West Europe and Australia. The shipping charge we listed is the typical cost to Western Europe, USA and Asia. The other destinations need to be confirmed the exact cost.
Note:
- We value every customer,leave positive feedback when payment clears, and appreciate you give us positive feedback .
- If you are not satisfied with a transaction, please contact us and allow us to resolve it before leaving feedback.
- Special requirement, please leave messages in eBay or Paypal.
On Oct 10, 2026 at 01:06:17 PDT, seller added the following information: