Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 g{U?Y"
兩者需要簡單轉換如下: s6YnNJ,SK
)/Mk\``j
SA = S1 / (2n'u') : 3rd order spherical aberration 'Cp]Q@]\
TCO = 3S2 / (2n'u') : 3rd order tangential coma v6#i>n~x,
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur q
qFN4AO
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur V-N`R-FSr
PTB = S4 / (2n'u') : 3rd order Petzval blur B']}n`g
DST = S5 / (2n'u') : 3rd order distortion #
VAL\Z
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration *$Tz g!/
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration vyXL F'L
AX = CL / (n'u') : Axial transverse chromatic aberration O V+|j
LAT = CT / (n'u') : Transverse chromatic aberration ndE" v"_H
PTZ = -S4 / H^2 : Petzval surface curvature "~nUwW|=1
"P9SW?',
上式中: 9N*!C{VW
n'是像空間折射率 j
+u3VP
u'是邊緣光在像空間之傾斜角 ySP%i6!au
H 是光學不變量 #sJL"GB
*`WD/fG
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。