Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 ckV`OaRw4
兩者需要簡單轉換如下: ot@|!V
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SA = S1 / (2n'u') : 3rd order spherical aberration h
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TCO = 3S2 / (2n'u') : 3rd order tangential coma INUG*JC6
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur Fd#?\r.
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur KN$}tCU
PTB = S4 / (2n'u') : 3rd order Petzval blur _\=`6`b)
DST = S5 / (2n'u') : 3rd order distortion "~`I::'c
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration ^L0d/,ik
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration Y;nZ=9Sw
AX = CL / (n'u') : Axial transverse chromatic aberration Kqun^"Df
LAT = CT / (n'u') : Transverse chromatic aberration og4UhP^UET
PTZ = -S4 / H^2 : Petzval surface curvature &lR 6sb\
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上式中: u?>B)PW
n'是像空間折射率 Ny_lrfh) [
u'是邊緣光在像空間之傾斜角 {zQS$VhXr
H 是光學不變量 'iy*^A `Y
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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。