Factory price K9 materials optical glass spherical double concave lens
- Category: >>>
- Supplier: Nanyang Yongsheng Photoelectric Technology Co. Ltd.
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Product Overview
Description
China Manufacturers Customized BK7 K9 Optical Glass Lenses Biconcave Lens
Place Of Origin | NangYang |
Material | K9 F4 ZF1 ZF7L ZK6 H-ZLaF50 etc. Selected according to customer needs |
Packing | Carton |
Payment Method | L/C D/A D/P T/T Western Union MoneyGram |
Diameter tolerance | + 0.0 / -0.1mm |
Thickness tolerance | ±0.01mm |
Bevel | 0.1-0.5mm |
Transmittance | 98% |
Surface quality | 60/40 40/20 20/10 |
Customize | Acceptable |
Biconcave Lens
The double-concave lens diverges the light, and the focal length is negative. It is composed of two concave surfaces with equal
curvature. It is often used for beam expansion, projection, and expansion of the focal length of the optical system.
curvature. It is often used for beam expansion, projection, and expansion of the focal length of the optical system.
Nanyang Yongsheng Photoelectric Technology Co., Ltd. is a professional manufacturer of optical lenses, specializing in UV coating technology and double-polishing technology.
Our company was established in 2016 and is located in the north area of the Optoelectronic Incubation Park, High-tech Zone, Nanyang City, Henan Province, China. We have a 1,300 square meter factory and a dust-free purification workshop, with advanced GT-1350 \\ GT-900 vacuum coating equipment, excellent coating technology and plane processing production line.
In addition, we also have an efficient production team, excellent optoelectronic engineering researchers, and a good after-sales service system. We are your most trusted partner. OEM&ODM are also welcome, and we look forward to good cooperation with you.
1）What's your advantage?
1:We are different from other trading company is that we have our own factory, design team and production lines.
2: We have worked in optical field more than 4 years. In the past years, we have helped many customers to complete their special designs successfully.
2) Can I customize the product based on my need?
Yes, we are the OEM factory and we can customize the material, specifications and optical coating for your optical components based on your need.
3)Can I get samples?
We usually provide existing sample for free. Sample charge is refundable when order is up to certain quantity. We usually send samples by FEDEX,DHL, UPS or TNT.
4) What is the MOQ of your products?
A2. No MOQ for customer if our product is in stock.
5) What's the delivery time?
1: For inventory: the delivery time is within 7 working days.
2: For customized products: the delivery time is 7 to 20 working days. According to the quantity.
6) How to ensure quality?
We will conduct more than four quality inspections during the production process. In addition, we have after-sales service
personnel working online 7*24 hours, just for letting you have no worries. Please trust us, trust your own decision.
2) Can I customize the product based on my need?
Yes, we are the OEM factory and we can customize the material, specifications and optical coating for your optical components based on your need.
3)Can I get samples?
We usually provide existing sample for free. Sample charge is refundable when order is up to certain quantity. We usually send samples by FEDEX,DHL, UPS or TNT.
4) What is the MOQ of your products?
A2. No MOQ for customer if our product is in stock.
5) What's the delivery time?
1: For inventory: the delivery time is within 7 working days.
2: For customized products: the delivery time is 7 to 20 working days. According to the quantity.
6) How to ensure quality?
We will conduct more than four quality inspections during the production process. In addition, we have after-sales service
personnel working online 7*24 hours, just for letting you have no worries. Please trust us, trust your own decision.
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