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moth 2013-01-19 10:26

macros

       最近闲的无聊,看zemax的macro 下面有个宏里自带的macro,原样附下,讨论下标记为 ****************************的作用,为什么要以渐晕为判断标准,这个渐晕的真正作用是干什么的?附下RAYV()->如果无渐晕则为0,否则为渐晕面的编号。(0 if ray was not vignetted,else vignetted surface number.valid only after a RAYTRACE or RAYTRACEEX call)。若大神赐教,小弟感激流涕············· *Ym+xu_5  
HaOSFltf#  
macro 正文:········· Q|g>ga-a  
! centroid.zpl 2$gFiZ  
! d~b @F&mf  
! Written by Kenneth Moore 9/1/92 AUl[h&s  
! Added TIMER function 4/18/96 e"2x!(&n(  
! Rr\fw'  
TIMER i2\CDYP  
! *#'&a(h B!  
! The delta controls how many rays will be traced. A .GW)"`HbU  
! delta of .025 will trace a 80 x 80 grid in the pupil. Ej`G(  
! K%/g!t)  
delta = .025 X`I=Z ysB  
! #;'*W$Wk2  
print "This program computes the chief ray coordinates," BU^E68?G  
print "centroid coordinates, and middle coordinates for" `1R[J4e  
print "the primary wave spot at each field position." 57$/Dn  
maxfield = maxf() /(i~Hpp  
if maxfield == 0 then maxfield = 1 6V1 Z(K  
n = nsur() 1_LGlu~&  
f = 1 G:MQ_tfr&  
label 1 xf{=~j/L  
hx = fldx(f)/maxfield ,9 .NMFn  
hy = fldy(f)/maxfield L!2Ef4,wAz  
raytrace hx,hy,0,0 1qwJPM  
format 10.4 V>Nw2u!!  
print ` h1>rP  
print "  X Field    = ", fldx(f), ~@iYP/=/Q  
print "  Y Field    = ", fldy(f) '_xa>T}  
print "  X Chief    = ",rayx(n), ;S+"z;$m  
print "  Y Chief    = ",rayy(n) ;{g>Z|  
xraymax = -9e9 zM'2opiUY  
yraymax = -9e9 OEHw%  
xraymin =  9e9 8noo^QO  
yraymin =  9e9 (DTkK5/%  
xraytot = 0 t%Y}JKLR  
yraytot = 0 &F +hh{  
numray = 0 hQDl&A  
numrayattempt = 0 mzTM&@  
px = -1 - delta 0&2&F=fOa<  
label 2 jt&rOPL7  
px = px + delta /6p7 k  
py = -1 - delta 8#a2 kR<b  
label 3 'S; l"  
py = py + delta Vj_z"t7q  
rad = px*px + py*py B{Lcx~  
if rad <= 0.9999999 cX48?srG  
        raytrace hx, hy, px, py K.6xNQl{}  
        numrayattempt = numrayattempt+1 >zv}59M  
        if !rayv(n)                                              **************************** yrR,7v J  
                numray = numray + 1 /f,*|  
                x = rayx(n) IQ9Rvnna  
                y = rayy(n) 0 oHnam  
                if (x < xraymin) then xraymin = x rcjj( C  
                if (x > xraymax) then xraymax = x z)p p{  
                if (y < yraymin) then yraymin = y 1=Q3WMT  
                if (y > yraymax) then yraymax = y `"j_]  
                xraytot = xraytot + x M Y>o8A  
                yraytot = yraytot + y p87VJ}  
        endif @{8SC~ha  
endif I~7eu&QZ  
if py < 1.0 then goto 3 k+Ay^i}s.  
if px < 1.0 then goto 2 >)iCKx  
if numray ,"4  
        format 14.8 `T$CUlt6  
        print "  X Centroid = ",xraytot/numray, GvD{I;  
        print "  Y Centroid = ",yraytot/numray l":Z. J  
        print "  X Middle   = ",(xraymax+xraymin)/2, FtxmCIVIV~  
        print "  Y Middle   = ",(yraymax+yraymin)/2 9vz"rHV  
        format .0 0p ZX_L'  
        print "  ",numray, " out of ", numrayattempt," rays made it through." ;=?KQq f  
else uVV;"LVK~  
        print "  No rays made it through!" rfc;   
endif =Ev* Q[  
f=f+1 8{J{)gF  
if f<= nfld() then goto 1 )I9Wa*I  
print 28PT1 9&  
print "All field positions done!" C<\O;-nHH  
FORMAT 0.1 %wS5m#n  
print "Elapsed time ", ETIM(), " seconds." EU-=\Y  
kimclps 2013-01-24 14:06
centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 uE{nnNZy  
的影響,因此須知道漸暈才能算出chief ray位置。
moth 2013-01-27 19:43
kimclps:centroid的chief ray定義為通過光束中心(而非stop中心)的光線,其位置會受漸暈 T};fy+iq  
的影響,因此須知道漸暈才能算出chief ray位置。 (2013-01-24 14:06)  r!vSYgee  
J `8bh~7  
Kimclps兄果然学识过人,受教了·····
kimclps 2013-01-29 17:48
不敢當,互相切磋。
junel 2014-06-21 20:48
受教了 45;{tS.z,B  
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