Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 3qp\jh=FE
兩者需要簡單轉換如下: jpiBHi]5+
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SA = S1 / (2n'u') : 3rd order spherical aberration s<LYSr d
TCO = 3S2 / (2n'u') : 3rd order tangential coma t8#u}u
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur ?[X^'zz}
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur QIcc@PGT9a
PTB = S4 / (2n'u') : 3rd order Petzval blur AHP;N6Y6
DST = S5 / (2n'u') : 3rd order distortion 7nawnS
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration RDu{U(!
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration ?ieC>cr
AX = CL / (n'u') : Axial transverse chromatic aberration cD<5~ `l
LAT = CT / (n'u') : Transverse chromatic aberration (;nh?"5
PTZ = -S4 / H^2 : Petzval surface curvature ~Y7:08
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上式中: @$|bMH*1:
n'是像空間折射率 f5t/=/6>F
u'是邊緣光在像空間之傾斜角 >s;dooZ
H 是光學不變量 Ij7[2V]c
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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。