- Add:2-1904, No. 12 Nanjing Road, Qingdao, Shandong, China (Mainland)
High precision optical anti-reflection coatings laser protection window fiber laser protective windows
Protective windows for disc,
ND: YAG-And Fiber-Lasers
Used as last optics to be placed before the working area to protect the high-class optics from material spillings during the laser welding and cutting process.
1. Shape: round, square, octagon
2. Material：imported Synthesic Quartz
3.Diameter tolerance: 55 +/- 0.05mm
4.Thickness tolerance: 1.5 +/- 0.05mm
5. Optical plane difference: 10''-1’
6. Surface Accuracy: <λ/10
7. Coating (double-sided): 650, 1030-1070nm
8. Transmittance: T>99.90%
9. Lens density: 2.21g/cm3
10. Knoop hardness HK100: 610KG/mm2
11. Thermal conductivity: 1.1W/m.°C
12. Specific heat: 879J/KG.°C
13. Thermal expansion coefficient: 7.1×10E-^6/K
14. Hydrolytic: Level 2
Optical Anti-Reflection coatings
Offer OEM services
We receive your customize requests, the colors, shapes, capacities and functions; meanwhile the M.O.Q. should be considered.
Paper cartoon on wooden pallet; Or by customer's requirements to print logo and packing.
Offer EXW, FOB, CIF services to all countries.
1. Do you offer samples for free?
A: YES, Sample is for free, only the freight fee is paid by buyer. If our standard products aren't suitable for you, please tell us detailed request, we will produce it for you as soon as possible.
2. Can I customize my own designs?
A: Yes, we will produce your own parts by your drawings. But it should meet our MOQ.
3. How can I place order?
A: Inquiry- quotation- deposit payment- production-delivery-balance payment-Customs clearance & BL- Order completed.
4. What kind of payment method that you offer?
A: We prefer T/T, Westion Union, and others.
5. What kind of shipment options can I choose?
A: UPS, FEDEX, Sea, Air.
6. After-sale service?
A: We have branch office in Europe for clients. For other countries, please contact us if any problems.