A 
| | neutral zone 
7% ge ET” 
Pet ——————-——- —— X 
10 
Fig. 6 Difinition of parameters on correcting plate 
  
    
o erae dra A UE ge 
Fig. 7 Spot diagrams of Schmidt telescope 
  
  
  
  
1.0 TT. 
1 °\. Photodiode cut off freq. 
\ 
7 NN ? — tangential 
4 M. ipdo»solos jETTTTI sagital 
En 0.5 4 Fc 
e - ES 
d NU 
O0 40 80 120 160 200 240 280 320 360 400 
| C/MM 
77.4 
Fig. 8 OIF of Schmidt telescope 
80