fm250ki f9.2 250mm 4 mir
 8 
 250           .25 
mm
 0             1473.769      0             0             0             0             0 
-2.026342E-04                0             5.36543      -.8555362      0             0             0 
 0            -1200          5.36543       0             0             0             0 
-1.574803E-04                0            -17.3558       0             0             0             0 
 0             800          -17.3558       0             0             0             0 
-1.574803E-04                0            -12.9985       0             0             0             0 
 0            -312.5        -12.9985       0             0             0             0 
 2.260066E-04                0            -20.01113      0             0             0             0 
 0             481.0527     -20.01113      0             0             0             0