
Biconvex Lenses
Brand :Worldhawk
Product origin :China
Delivery time :7-45days
Supply capacity :3000-10000pcs/month
Worldhawk Optics is the professional optical products supplier in China, We can customized various optical products with different shape, dimention and precision. Including spherical lenses, Biconvex Lenses, micro lenses, aspherical lenses, achromatic lenses and coating. Hope we can provide the best service for you.
Double convex lens has a positive focal length and it is useful for 1:1 imaging and in multielement systems. Also known as biconvex lens, or equiconvex.
Specifications
Material | N-BK7, H-K9L, Fused Silica, H-ZF52A, ZnSe, etc. |
Diameter | 2mm-500mm |
Diameter Tolerance(mm) | +/-0.1mm, +/-0.05mm, +/-0.03mm |
Center Thickness Tolerance(mm) | +/-0.1mm, +/-0.03mm |
Focal Length Tolerance(mm) | ±1% |
Centration | <3 arc min,<1 arc min |
Clear Aperture | >90% |
Flatness (per dia. 25mm@632.8nm) | <1.5Lambda (General), <Lambda/10 (High Precision) |
Irregularity | 0.2-0.5 Lambda |
Surface Quality(S/D) | 60/40,40/20 or better |
Chamfer | <0.25mmx45 degree |
Coating | AR@ Ultraviolet (UV), visible, or Infrared (IR) spectrums |
Note for Spherical Lens:
a. Other optical glass materials from Schott or Chinese CDGM are also available upon request.
b. Custom-made Plano concave lens at any size from diameter 2.0 to 500mm are available upon request.
Product testing capacity:
We have a variety of advanced testing equipment to ensure product quality.
About Our Factory
We have advanced processing equipment and complete production system,they are ensure that we can effectively control every aspect of the product process to ensure product quality, and reduce losses and reduce costs!
Packaging
Let the product arrive in customer's hand safely, Worldhawk concerns each details of the package , cleaning, anti-static , shock treatment . According to the quantity and shape of the product , we will take a different packaging process!
Logistics
We choose internationally renowned logistics companies to provide you with logistics services.