Aspheres are elements of rotational symmetry with a profile that deviates from that of a circle. Using aspheres in an optical system provides the optical designer with additional degrees of freedom to create a system with lower optical aberrations.
|Dia. Tolerance [mm]||±0.1||±0.02|
|Irregularity (RMS) [nm]||50||20|
|CT. Tolerance [mm]||±0.1||±0.02|
|Surface Roughness Rq [nm]||<5nm ||<5nm|