Code V 給的是垂軸像差,Zemax 給的是Seidel像差係數 RjHpC7b*%
兩者需要簡單轉換如下: L@GD$F=<0
7?#32B
Gr
SA = S1 / (2n'u') : 3rd order spherical aberration VHNiTp
TCO = 3S2 / (2n'u') : 3rd order tangential coma 1ki"UF/
TAS = (3S3+S4) / (2n'u') : 3rd order tangential astigmatic blur Okc*)crw
SAS = ( S3+S4) / (2n'u') : 3rd order sagittal astigmatic blur 9x,+G['Zt
PTB = S4 / (2n'u') : 3rd order Petzval blur kJFHUR
DST = S5 / (2n'u') : 3rd order distortion !%9I%Ak^
SAbar= S6 / (2n'ub') : 3rd order pupil spheircal aberration zf u78
dLFC = -CL / (n'u'^2) : Longitudinal chromatic aberration ~Wv?p4
AX = CL / (n'u') : Axial transverse chromatic aberration 3/05ee;|
LAT = CT / (n'u') : Transverse chromatic aberration n3,wwymQ
PTZ = -S4 / H^2 : Petzval surface curvature v:;cTX=x`#
#1R
%7*$i
上式中: >^N:A
n'是像空間折射率 `h6W@ROb
u'是邊緣光在像空間之傾斜角 (0f^Hh wF
H 是光學不變量 =<xbE;,0
N4-J !r@#~
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。