Dia 20mm 80-200W HQ GaAs Lens 10600nm CO2 Laser Engraver Cutter FL:1"-4"
FEATURES :
- Gallium arsenide (GaAs) is a compound of the elements gallium and arsenic. It is a III/V semiconductor, and is used in the manufacture of devices such as microwave frequency integrated circuits, monolithic microwave integrated circuits, infrared light-emitting diodes, laser diodes, solar cells, and optical windows.
- Lens type:plano-convex.
- Thinckness:about 3mm.
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.
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Payment
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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.
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