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!RIH: CHIEF RAY HEIGHT ON IMA ,5L[M&5
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!CRA: CHIEF RAY ANGLE IN IMA SPACE MHVHEwr.{
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MAXFIELD = MAXF() :7+E
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IF (MAXFIELD = = 0.0) THEN maxfield = 1.0 ,3`RM $
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n = NSUR() >b.wk3g@>
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RAYTRACE 0, 1, 0, 0, PWAV() s2-p -n
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MAX_RIH = RAYY(n) `E), G;I
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MAX_CRA = ACOS(RAYN(n-1))*180/3.1416 :/kz*X=<
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PRINT "MAX FIELD: " , maxfield, x]gf 3Tc58
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PRINT "MAX_CHIEF_RAY_ANGLE : " , MAX_CRA , JPX5Jm()
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PRINT "MAX CHIEF RAY HEIGHT ON IMA : ",MAX_RIH il \q{Y
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PRINT "FIELD ", :Z@!*F
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PRINT "CHIEF RAY ANGLE," S 'jH
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PRINT "CHIEF RAY HEIGFHT ON IMA." ,h'q}5
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For j, 0, 20, 1 l%?D%'afN
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FHY = j/20 38wt=0br
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RAYTRACE 0, FHY, 0, 0, PWAV() )19As8rL/o
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CRA = ACOS(RAYN(n-1))*180/3.1416 mr+J#
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OLDX = CRA 2l)J,z
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OLDY = RAYY(n) u; xl}
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PRINT FHY*maxfield, " , ",OLDX," ",OLDY (GVH#}uB
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RAYTRACE 0, 1, 0, 0, PWAV()
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MAX_RIH = RAYY(n) PQ`p:=~>:i
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MAX_CRA = ACOS(RAYN(n-1))*180/3.1416 @(Mg>.P
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X_WIDE = XMAX() /1.6 03ol!|X "9
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Y_WIDE = YMAX() /1.6 Vy-EY*r|
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SEGMENT = 40 $]4>;gTL'
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FOR j, 0, SEGMENT-1,1 T~%}(0=m
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FHY = j/SEGMENT ;2||g8'
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RAYTRACE 0, FHY, 0, 0, PWAV() MB9tnGO-Q
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CRA = ACOS(RAYN(n-1)) * 180/3.1416 SF.4["$
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RIH = RAYY(n) X<\y%2B|l
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OLDX = X_WIDE * (CRA/MAX_CRA+2/20) gA)!1V+:
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OLDY = Y_WIDE * (1-RIH/MAX_RIH+2/20) $sDvE~f0n
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RAYTRACE 0, (FHY+1/SEGMENT), 0, 0, PWAV() 8+no>%L
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CRA = ACOS(RAYN(n-1)) * 180/3.1416 V `OeJVe
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RIH = RAYY(n) c[:OK9TH
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NEWX = X_WIDE * (CRA/MAX_CRA+2/20) 6Q<^,`/T
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NEWY = Y_WIDE * (1-RIH/MAX_RIH+2/20) Y>KRI2](<
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LINE OLDX,OLDY,NEWX,NEWY F+A"-k_\T#
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gtext OLDX,OLDY,0, A$ F|K=].
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gtext NEWX, NEWY, 0 " THE LAST DATA POINT " J /3qJst
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gtitle "THE CHIREF RAY ANGLE VS. REAL IMAGE HEIGHT"
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