手册里有详细的说明,使用 optical Meep
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Syntax f8N*[by
Jp}\@T.
OPTICAL X x r [ c d e f g h i j k l ] [EXPAND] [aperture ... ] JR15y3F
Y y Xy!NBh7I
Z z ~OR^
[ t r [ c d e f g h i j k l ] [EXPAND]] l:JVt`A4?
w $-q&
Option Description G `!A#As
Aaq%'07ihW
X, Y or Z Axis of symmetry i\b^}m8c.N
x, y or z Location along coordinate axis C,$o+q*)W9
r Vertex radius of curvature >1Hv c7DP
c Conic constant |&W4Dkn
%D:VcY9OC
d, e, ..., l 4th, 6th, ..., 20th-order aspheric deformation coefficients B&B:P
YVgH[-`,
EXPAND Flag to expand conic into aspheric terms BN%cX2j
aperture ELLIPSE, RECTANGLE, or HEXAGONAL +L.D3
t Relative distance of second optical surface FJCORa@?_