// ---------------------------------------------------------------------
// Lupe
// ---------------------------------------------------------------------
#version 3.5;                  // benötigte POV-Ray-Version
#include "textures.inc"         
background {rgb <1,1,1>}       // Farbe des Hintergrundes
// ---------------------------------------------------------------------
intersection{
        sphere{<-8.5,0,0> 8.735 } 
        sphere{<8.5,0,0> 8.735 }
material{M_Glass}
}
  
box{<-10000,-2.1,-10000> <10000,-2,10000> 
          texture { pigment { color rgb < 1, 1, 1> }  
          finish { ambient 0.6  diffuse 0.4  phong 0 reflection 0 roughness 0.8 crand 0.03} } }

#declare zahl=-3;
 #while (zahl < 6)
  sphere{<-3.5,-1.5,zahl> 0.5 
         texture { pigment { color rgb < 0.3, 0.3, 1.0> }  
                   finish { ambient 0.2  diffuse 0.7  phong 0.2 phong_size 20  reflection 0 } }
  }
  #declare zahl=zahl+1;
 #end
  
// ---------------------------------------------------------------------------
// Kamera
// ---------------------------------------------------------------------------   
#declare intervall = 3;        // von der Kamera erfasster Bildausschnitt
#declare winkel =  -15 ;      // Winkel der Kamera zur x-Achse (in Grad)
#declare hoehe =   4 ;         // Höhe (relativ) der Kamera über der x-z-Ebene
camera { orthographic
         location  <60*intervall*cos(winkel*pi/180), 5*hoehe*intervall, 60*intervall*sin(winkel*pi/180)>
         right x*4/3*2.7*intervall   up y*2.7*intervall
         look_at   <0.0, -intervall/10,  0.0> 
}
// ---------------------------------------------------------------------------
// Lichtquellen
// ---------------------------------------------------------------------------
light_source { <2.5*intervall, 2*intervall, -5*intervall>  color rgb <1, 1, 1> }
light_source { <0,10*intervall,2*intervall>  color rgb <1, 1, 1> }