Under non-sequential mode, you may use *,Y+3yM
jfgAI7;b
Toroidal Lens which support aspheric surface y;Dw%m
>TtkG|/U-T
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. n{UB^-}5
:r#FI".qx
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.