找到參考資料了。 :Z=A,G
YO-O-NEP
From Smith, Modern Lens Design, 2nd ED, page 4 ~@sx}u
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Are aspheric surfaces free of aberration? 8Cm^#S,+
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The conic aspherics (e.g., paraboloid, ellipsoid, hyperboloid, and the sphere) have })"9TfC
no spherical aberration if the object point is at one focal point and the RqcX_x(p
image is at the other. But if we depart from this condition we definitely @p`#y
do get spherical aberration. fMLm_5 (H