Customization: | Available |
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After-sales Service: | Return or Replacement |
Warranty: | 2 Years |
Still deciding? Get samples of US$ 5/Piece
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Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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Support payments in USD |
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Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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Items | Parameters |
Material | optical glass, H-K9L (N-BK7) |
Outer circle: | 3mm-500mm ± 0.1mm |
Radius of curvature: | ± 1mm - ± 50000mm ± 1% |
Center thickness tolerance: | ± 0.05mm (we can process to ± 0.01mm with high precision) |
Center deviation: | 3′(we can process to 30 ″with high precision) |
Surface accuracy: | λ/ 8 (high precision, we can process to 1 / 10λ) |
Surface quality: | 60/40 (we can process to 10-5 with high precision) |
Effective caliber: | ≥90% |
Coating: | Maultilayer Antireflective Coating A:400-700nm B:650-1050nm C:1000-1650nm |
Q1:Can you send me free samples or Can i have an sample order ?
A: Yes, We accept sample orders, and we're also willing to send you free sample to test and check its quality . if we don't have the item in stock , then you could place an sample order.
Q2: How many days can i get my package after placing order?
A: If the order needs customized also the quantity is big. it will take around 10-30 wroking days to produce then shipping.
Q3: OEM services available?
A: Sure, please send us your design paper on platform to confirm more details information.
Q4:We have a commercial project,Can you help me offer an optical design solution ?
A:Yes, we have professional experts who are engaged in optical design for many years , please send us more detail of your project,we will supply our most suitable solutions for you.
Q5: What shipping methods do you have?
A: For small quanities or sample could by express such as: Fedex, UPS, DHL, EMS, etc. Large scale quantity in your demands:by sea/train ,or by air.In your requests.