Specification :

Ge Lenses
Supply kinds of Plano convex Ge-lens, Bi-convex Ge-lens, Plano concave Ge-lens, Bi-concave Ge-lens according to custom design.
Material: Ge(Germanium)
Radius: ±10mm --- ±1000mm
Diameter: 10mm --- 50mm
Surface accuracy: »/2-- 2»
Surface quality: 60-40
Centration: 90%
Chamfer: 0.2×45°
Coating: custom design

10. Si Lenses
Supply kinds of Plano convex Si-lens, Bi-convex Si-lens, Plano concave Si-lens, Bi-concave Si-lens according to custom design.
Material: Si(Silicon)
Radius: ±10mm --- ±1000mm
Diameter: 10mm --- 50mm
Surface accuracy: »/2 -- 2»
Surface quality: 60-40
Centration: 90%
Chamfer: 0.2×45°
Coating: custom design