Bi-Convex Lenses

Bi-Convex Lenses
  • Options of material: Optical Glasses,Laser Crystal,Fused Silica,Radiation Resistant Glasses,IR & UV Materials,Metal Materials
  • Strict dimension standard control
  • Customized Coating

A Bi-convex Lens consists of two Convex Spherical Surfaces with a positive focal length, it’s suitable for application of imaging and multi-components system. Boxin selects preferred material, processing and coating in according to meet customers’ requirements. For details, please contact our sales team.

Materials: Optical Glasses,Laser Crystal,Fused Silica,Radiation Resistant Glasses,IR & UV Materials,Metal Materials,e.g.,SiO?,CaF?,BaF?,ZnSe,ZnS,
Ge,Si,Al?O? etc.
Radius Range (mm): R3~R∞
Dimension Range (mm): Φ3 ~Φ1100 Dimension Tolerance (mm): ±0.01 ~±0.2
Thickness Tolerance (mm): ±0.01 ~±0.1 Scratch & Dig: 10/5~80/50
PV: λ/20~λ/Φ100 mm Centration: 10″~5′(or Δt ≤0.04)
Coating: Customizable (For details, please refer to Boxin Optical Coating.)

Spherical Lens Workshop

Boxin equipped with globally advanced spherical processing equipment, in order to meet variety of product demands that from customers worldwide. In optical industry, Boxin earns good reputation for its high quality spherical products.

Coating Workshop

Boxin has been continuously upgrading its coating facilities. At present, Boxin has 10 sets of advanced local and foreign made coating machines and customize various optical coating layers according to customer inquiries.

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