Under non-sequential mode, you may use JC4Z^/\.
z#sSLE.$Z
Toroidal Lens which support aspheric surface +IfU
5&5<
)nUTux0K\
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. Zh.[f+ l]
BmFs6{>~c
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.