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- Free returns*
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High-purity single-crystal Germanium wafer / Ge substrate infrared window film / double optical-grade polishing customization
Specifications:
- Standard or Nonstandard: Standard
- Standard: GB
- Size: double optical-grade polishing customization
- Model Number: double optical-grade polishing customization
- Material: Other
- Free shipping
We offer free shipping for all products
- Free returns*
If you aren't satisfied, you can return it
- Low prices
Up to 40% off, and new deals every week
- 5 million products
With over 5 million products, you are guaranteed to find something you like