| Customization: | Available |
|---|---|
| After-sales Service: | Repair for free for any quality problem |
| Warranty: | 1 year |
|
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| Items | Description | |
| Plano-concave lens | Material: | Schott N-BK7 |
| Diameter: | 6.0+0.0/-0.03mm | |
| 4.20+/-0.20mm | ||
| Center thickness: | 1.0+/-0.10mm | |
| ROC1: | 4.31826mm | |
| ROC2: | infinity | |
| Flatness: | S1:3/4(0.5)@632.8nm | |
| S2:3/3(0.5)@632.8nm | ||
| Surface quality: | S1&S2:3x0.16 | |
| Centerness: | <4arcmin | |
| Clear Aperture: | S1:>D2.8mm | |
| S2:>D3.5mm | ||
| Chamfer: | protected | |
| Coating: | S1&S2:AR coating,R<0.5%@905nm,AOI=0deg | |
| Standard: | ISO 10110 | |
Certificates:
FAQ:
1. What's your payment term?
T/T, Letter of Credit, Paypal, Western Union, etc.
2. What's your minimum order quantity?
1 unit.
3. Could you send free samples?
Your samples fee will be returned when you plack bulk order.
4.What's the delivery time?
15-30 days, it is up to your quantity and soecification and our stock. If in stocks, once you make the payment, your products will be sent within 2 days.
5. What's your price list and discount?
6.Can you OEM or ODM?
Yes, we accept all OEM and ODM.
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