Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 Vzpt(_><
兩者需要簡單轉換如下: |~z3U>
t{!/#eQC
SA = S1 / (2n'u') : 3rd order spherical aberration =4eUAeH {w
TCO = 3S2 / (2n'u') : 3rd order tangential coma T'E]
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TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur Bp
:~bHf
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur Z .quh;
PTB = S4 / (2n'u') : 3rd order Petzval blur T=WNBqKo]
DST = S5 / (2n'u') : 3rd order distortion HN{z T&
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration j.DHqHx
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration qP7G[%=v
AX = CL / (n'u') : Axial transverse chromatic aberration nP<S6:s:
LAT = CT / (n'u') : Transverse chromatic aberration ]nQ+nH
PTZ = -S4 / H^2 : Petzval surface curvature e9&+vsRmA
^K+:C;Q|
上式中: wq UQ"d
n'是像空間折射率 6Opa{]
u'是邊緣光在像空間之傾斜角 TXjloGv^
H 是光學不變量 E!zX)|Z<
3)3Hck
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。