Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 nt7ui*k
兩者需要簡單轉換如下: =i.[|g"
zOcMc{w0
SA = S1 / (2n'u') : 3rd order spherical aberration }'3V(;9
TCO = 3S2 / (2n'u') : 3rd order tangential coma E+_}8J .
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur * fx<>aK
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur b'G4KNW
PTB = S4 / (2n'u') : 3rd order Petzval blur mu(S9
DST = S5 / (2n'u') : 3rd order distortion 15870xS
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration ?x:\RNB/
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration UJQ!~g.y]
AX = CL / (n'u') : Axial transverse chromatic aberration j1g^Q$B>m
LAT = CT / (n'u') : Transverse chromatic aberration V'_^g7}l&
PTZ = -S4 / H^2 : Petzval surface curvature *l|CrUa
~-,<`VY
上式中: `XTu$+
n'是像空間折射率 ,5nrovv
u'是邊緣光在像空間之傾斜角 r"xo 9&|
H 是光學不變量 "jy'Dpy0m
:R_(+EK1
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。