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size 50x80mm clear transparent glass BK7
Specifications:
- transmission: high transmission
- tempered: custom your request
- surface: 40/20 no bubbles
- Size: 50x80mm
- sample: can offer for test
- polishing: both sides
- Origin: CN(Origin)
- material: BK7 K9
- Edge: protection chamer
- color: clear
- Use: optical window optical instruments
- Notice: price upon size
- Model Number: BK7 K9
- Material: optical BK7 K9
- Free shipping
We offer free shipping for all products
- 100 days returns
If you aren't satisfied, you can return within 100 days
- 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