Under non-sequential mode, you may use YrnC'o`
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Toroidal Lens which support aspheric surface CHGa_
z)M#9oAM
or you may use Biconic Lens if you make use of conic constant alone to create aspheric surface. t`B@01;8A
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Hope this would help, bu tbear in mind that diffraction effect is not modelable in non-sequential mode.