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？
T{*^_ { U
<tc4^ UNITS MM
j"<Y!Y3 WAVELENGTHS 1.064 UM
h'^FrW aU/ {Iy7.c8S SURFACE
~uPk PLANE Y -30 RECT 10 0.85
Z|^MGyn SHIFT X 0
2H&{1f\Bf SHIFT Z 10
gw Qvao OBJECT 'DETECTOR'
Xa`(;CLW? 7o{*Z BEAMS INCOHERENT GEOMETRIC
+0pW/4x FRESNEL TIR
$
u2Cd4 WAVELENGTHS 1.064
Sa] mm/ G GRID RECT Y -34.50204 0 20 -0.8 0.8 10 10
PO
ko]@~!i SOURCE DIR SIN[8.4089] COS[8.4089] 0
U($^E}I2( !!SOURCE DIR Y 81.5911
k)E ;( K[ ?R[ WINDOW X Y
tE!'dpG5) WINDOW 1.1
\7E`QY4 !!PROFILES OVERLAY 'SINGLET (on-axis and 7 degrees off-axis beam)'
' yN PhI PLOT FACETS 3 3 OVERLAY
xbC~ C~# TRACE PLOT
7b. U!Ju $VIEW
n0 .8)=;2 WbzA Jx 5 CONSIDER ONLY DETECTOR
rh $1-Y \o9@[t>&2 SELECT ONLY SOURCE 1
||a`fH WINDOW X Z
|h1^G v PIXELS 200
P,1exgq9 /8p&Qf>lJ1 OPDMAP
yv${M u \r]('x3S DISPLAY
q<}PM PLOT3D 0.5 'ON-AXIS WAVEFRONT MAP FOR SINGLET'
TczXHT}G '?R =P RETURN
uAb 03Q A*Q[k 9B 
