Under non-sequential mode, you may use uk'<9g^
b&_p"8)_
Toroidal Lens which support aspheric surface VR:b1XWX
1$Hf`h2
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. pP/o2
dJ&s/Z/>E
Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.