如下程序，平面
光源以一定角度发射
光线至与其平行的
探测器上，怎么计算得到的波前有84个
波长啊？
+ /G2fhE U)TUOwF UNITS MM
1y &\5kB WAVELENGTHS 1.064 UM
b1q"!+8y
Q>qUk@ SURFACE
> tS'Q`R PLANE Y -30 RECT 10 0.85
AF{ \6<m SHIFT X 0
r wL`Czs SHIFT Z 10
'yc JMYP8 OBJECT 'DETECTOR'
b)#hSjWO# sfH_5
#w BEAMS INCOHERENT GEOMETRIC
W.jGGt\<\ FRESNEL TIR
\<h0Q, e WAVELENGTHS 1.064
$QF{iV@6d4 GRID RECT Y -34.50204 0 20 -0.8 0.8 10 10
uh_RGM& SOURCE DIR SIN[8.4089] COS[8.4089] 0
Fgn TGY} !!SOURCE DIR Y 81.5911
y8Ir@qp5 .~db4d] WINDOW X Y
<V'@ks% WINDOW 1.1
T.F!+ !!PROFILES OVERLAY 'SINGLET (on-axis and 7 degrees off-axis beam)'
l9~e ".
~' PLOT FACETS 3 3 OVERLAY
_{O>v\ u TRACE PLOT
yF:1( 4 $VIEW
jdP2Pf^^ S>+|OCl"; CONSIDER ONLY DETECTOR
OKZV{Gja umfD>" ^I SELECT ONLY SOURCE 1
D8Ic?:iX[ WINDOW X Z
`RT>}_j PIXELS 200
4KAZ ': iU918!!N OPDMAP
]EbM9Fo-U A Q U+mo DISPLAY
)}R0Y=e PLOT3D 0.5 'ON-AXIS WAVEFRONT MAP FOR SINGLET'
je-!4r, %Xd[(Q) RETURN
Y Uc+0 JG. y,<xW 
