Double Concave Lens:
Double-Concave Lenses are used in beam expansion, image reduction, or light projection applications. These lenses are also ideal for expanding the focal length of an optical system. Double-Concave Lenses, which have two concave surfaces, are Optical Lenses with negative focal lengths.
Production name | K9 optical glass 70mm Lens Biconcave |
Material | K9 Glass |
Diameter | 70mm |
Focal Length | -150mm |
Diameter Tolerance | +0.0/-0.05mm |
Center Thickness Tolerance | ±0.2mm |
Focal Length Tolerance | ±2% |
Surface Quality | 60/40 |
Surface Flatness | 1/4lambda |
Clear Aperture | >90% |
Coated | Ar Coated/Customized |
Bevel | Protective bevel as needed |
Application | Optical Equipment |
Details Images:
Packaging & Delivery:
Inner Packing:Special protective packing for optical products.
Outer Packing:
Delivery Time:7-20 days.
Delivery:
FAQ:
Q:Could you customize our logo on the product?A:Yes, we can customize your logo as your demand.
Q:What's your MOQ?A:Generally, our MOQ is 1000pcs. But we accept lower quantity for your trial order. Please free to contact us.
Q:Hong long does it need to make production?A:As usual, our production time is 7-20days.
Q:What's your payment?A: 50% as deposit, and 100% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q:What's your delivery way?A: EXW, FOB, CFR.
Q:How to proceed an order?A: Firstly, let us know your requirements or application. Secondly, we quote according to your requirements or our suggestions.Thirdly, customer confirms the samples and places deposit for formal order.
Q:What package do you provide?A: Generally, we pack our goods in special protective packing for optical products for inner packing, anti-shock material with bubble wrap for the carton.
NANYANG CITY JINGLIANG OPTICAL TECHNOLOGY CO.,LTD:
Located in Henan,a becutiful city in China,nanyang city jingliang optical technology co., ltd has become one of China'S leading manufacturers of optical component,optical assemblies,lens assemblies.
Founded in 1999,we have a strong and steady growth that has lead us to today's staff of over 1300 comprised of a very skilled team of fabricators,mechanical engineers ,process engineers ,optical engineers and coating designers.
Our manufacturing capabilities consist of all type of custom manufactured lens,like Plano Convex lens ,Biconvex lens,Plano concave lens,Biconcave Lens,AchromaticL lens,Cylindrical Lens,Spherical Lens and Aspherical Lens.
Prism,like Right Angle Prisms,Penta Prisms,Corner Cube prism,Dove Prism,Reflective Prism,Dispersion Prism,Anamorphic Prism coatings,optical system.
Beamsplitter like Beamsplitter Plate,Cube Beamsplitter and other Beamsplitter.
The products are widely used in non-contact inspection,medical,automation,precision instrument,automotive,micro-measuring systems,surveying equipment,Security,CCTV,and Machine Vision.
Sales have been global since the first year in operation.Europe,North America,Japan,and Korea are most of the current customers base areas we supply .Dependable quality,delivery ,and competitive pricing has partnerd us with many well establish world famous enterprises.
Our factory owns facility of 10000 square meters in nanyang which is included a 2000 square meters clean room for our coating center ,metrology lab,lens assembly and special fabrication needs.
We always pay highest attention on product quality and production capacity,Our advanced equipment include spherical milling machines,CNC plano milling machines,Precision polishing machines,high speed polishing machine ,CNC Profiling machines,coating machine and ultrasonic cleaning lines.
Quality is first and always the keys to our success,we also have most advanced metrology instrument,spherical lens measurement system,prism angle measure system,with theses advanced instrument ,we acquire the ISO9001 ,CE International certificate.
As a company ,we are commited to growth and development .our cooperative relationship with local universities and research center,university,optical technology research institute ,enhances our engineering and R&D techniques .With the concept of strict management,continuous innovation,continuous improvement,customer satisfation,our company is committed to deliver customers with quality products,on-time delivery ,competitive pricing .we focuses on producing high precision optical components.the goal at our company is to be your first choice of partner supplier of optical components.
Contact US:
Mobile: +86 19937709510