Under non-sequential mode, you may use v>y8s&/
Hu9-<upc&
Toroidal Lens which support aspheric surface jU4)zN/`r
`YmI'
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. |6(qg5"
"l[V%f E
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.