手册里有详细的说明,使用 optical a(IE8:yU`
R%LFFMVn
Syntax ~9rNP{+
vD2(M1Q
OPTICAL X x r [ c d e f g h i j k l ] [EXPAND] [aperture ... ] `[E-V
Y y C:&Sk\
Z z PC"=B[OlJ
[ t r [ c d e f g h i j k l ] [EXPAND]] dVq9'{[3
yS
K81`
Option Description ?.ObHV*k
*eD[[HbKX
X, Y or Z Axis of symmetry iiuT:r
x, y or z Location along coordinate axis <% mD#S
r Vertex radius of curvature ('%Y3z;
c Conic constant xc'uCbH
<Ed; tq
d, e, ..., l 4th, 6th, ..., 20th-order aspheric deformation coefficients _&G_SNa
_)LXD,LA
EXPAND Flag to expand conic into aspheric terms jB9~'>JY
aperture ELLIPSE, RECTANGLE, or HEXAGONAL V@RdvQy
t Relative distance of second optical surface LIJ#nb