Under non-sequential mode, you may use .<m]j;|6
^6W}ZLp
Toroidal Lens which support aspheric surface @ m`C%7<
L.;b(bFe
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. Myc-lCE
h#0n2o #
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.