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: λ/2-- 2λ

Surface quality: 60-40

Centration: <3'

Clear Aperture: >90%

Chamfer: 0.2×45°

Coating: custom design