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: λ/2 -- 2λ
Surface : 60-40
Centration: 90%
Chamfer: 0.2×45°
Coating: custom design