Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 P}.7Mehf
兩者需要簡單轉換如下: 7iJ&6=/
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SA = S1 / (2n'u') : 3rd order spherical aberration 4tSv{B/}
TCO = 3S2 / (2n'u') : 3rd order tangential coma /ywD{*
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur [~:-&
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur E~<`/s
PTB = S4 / (2n'u') : 3rd order Petzval blur pT?Q#,fh
DST = S5 / (2n'u') : 3rd order distortion x{NX8lN
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration X0-IRJ[
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration w&4~Q4
AX = CL / (n'u') : Axial transverse chromatic aberration ^-FRTC
LAT = CT / (n'u') : Transverse chromatic aberration aA-
PTZ = -S4 / H^2 : Petzval surface curvature *&Z7m^`FQ
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上式中: 8A{_GH{:
n'是像空間折射率 ?Qb<-~~
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u'是邊緣光在像空間之傾斜角 ??hJEE
H 是光學不變量 m\/ Tj0e
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另外,不同軟體及書本對Seidel像差係數的定義可能差一負號,請小心。