From the materials presented, which were 
obtained at different revolutions and exposure 
time,the following has been ascertained: 
maximum opening of each diaphragm may be per- 
fectly synchronous. Fig.5. 
(‘see tables 1 - 5). 
  
i 
  
ue Registering of the camera syn- 
chronization for t - 1/150 com- 
paring with the respective non- 
synchronization optimized 
Fig.4 Registering of camera non-syn- 
chronization for different ex- 
posure times 
TABLE 1 
EFFECTIVE CONSTANT EXPOSURES OF THE TWO CAMERAS. 
  
The normol exposure time .t' of the two comeros. 
  
  
  
  
  
  
t «1/1$(0.066) t «1/20 (0.023) t = 1/60 (0.047) 
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0.075 | 0.076 | 0.001 | 15% | 0.038 | 0.041 | 0.003 | 9% | 0.023 | 0.024 | 0.001 | 67 
t = 1/125 (0.008) t-1/250 (o t : 1/400 (0.003) 
0.012 | 0.014 | 0002 | 25% | 0.008 | 0.009 | 0.001 | 25% | 0.007| 0.006 | 0.001 | 33% 
  
  
  
  
  
  
  
  
  
  
  
  
  
TABLE 2 
NON- SYNCHRONIZATION NOTICED AT THE OPENING OF THE TWO GAMERAS DIAPHRAGMS 
  
The normal exposure time ,t'of the two cameras 
  
t-1/15(0.066) t-1/30(0.033) t =1/60 (0.017) 
  
Let] te telo SE ie e en] ox ax Lt te sb] OK at y 
  
0.017 | 0.015 | 0.002| 37 0.005 | 0.006 | 0.001 5% 0.023 | 0.024 | 0.001 5% 
  
  
  
  
  
  
  
  
  
  
t - 4/425 (0.008) t 1/250 (0004) t -1/400 (0.003) 
  
  
  
  
  
0.044 | 0.017 0.003) 37% 0.016 | 0.014 | 0.002 50% | 0.012 | 0.011 0.001 33% 
  
  
  
  
  
  
  
  
  
  
61