Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 E`k@{*Hn&
兩者需要簡單轉換如下: t>B;w14
$"&{aa
SA = S1 / (2n'u') : 3rd order spherical aberration 7
^mL_SMj
TCO = 3S2 / (2n'u') : 3rd order tangential coma P_p<`sC9
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur '-/xyAzS
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur *C=>X193U
PTB = S4 / (2n'u') : 3rd order Petzval blur /_#q@r4ZQ
DST = S5 / (2n'u') : 3rd order distortion Nl(3Xqov
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration !1Cy$}w
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration NS6:yX,/
AX = CL / (n'u') : Axial transverse chromatic aberration qc~iQSI
LAT = CT / (n'u') : Transverse chromatic aberration Clb@$,
PTZ = -S4 / H^2 : Petzval surface curvature 9v!1V,`j"
{Fe[:\
上式中: 0tB0@Wj
n'是像空間折射率 1q1jZqno
u'是邊緣光在像空間之傾斜角 q,U+qt
H 是光學不變量 bB;5s`-
3J438M.ka
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。