Concave array lens element

Achromatic Lenses
TIME：2020-11-05 17:28
brief introduction：Ordinary achromatic lens refers to the lens group which corrects the chromatic aberration of three wavelengths (blue, green, and red). Because the focus of the blue image converged by the converging lens is close to the focus, while the concave len…

introduction
Attribute : Specification
Outer Diameter(mm) : ≥1mm
Tolerance(mm) : ±0.01
Centration : 10″
Surface Quality : 10/5
Flatness : 1/15λ
Bevel : 0.1-0.3*45°

Geometry/curvature : concave array
Optical characteristics : achromatic
Diameter : 1 mm (0.04 in)