Under non-sequential mode, you may use %4m Nk}tyH
dvjj"F'Bf
Toroidal Lens which support aspheric surface GGEM&0*
GIzB1cl:
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. v^ @)&,
|Jn|GnM
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.