Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 20nP/e
兩者需要簡單轉換如下: MfWyc_
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SA = S1 / (2n'u') : 3rd order spherical aberration `,(,tn_
TCO = 3S2 / (2n'u') : 3rd order tangential coma !74S
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur = < oBgD0k
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur ZP\-T*)l$
PTB = S4 / (2n'u') : 3rd order Petzval blur /Id%_,}Kb
DST = S5 / (2n'u') : 3rd order distortion CyXRi}W.
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration ='Y!+
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration U5.LDv;
AX = CL / (n'u') : Axial transverse chromatic aberration 6U R2IxbE
LAT = CT / (n'u') : Transverse chromatic aberration +w{*Xk)4
PTZ = -S4 / H^2 : Petzval surface curvature l)&X$3? tz
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上式中: Tw;3_Lj
n'是像空間折射率 ~2QR{; XQ
u'是邊緣光在像空間之傾斜角 =aBctd:eX`
H 是光學不變量 75/(??2
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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。