Fig. 1. 62:1. Tests of photographs, Aviogon 3. 
Radial distortion Aviogon 3, c-152,92 mm 
Oland test field h-IZ00m 
The grid method 
Spring 1963, N-S 
Radial distortion Aviogon 3, 
cz 152,92 mm 
Oland test field h= 1200 m 
The grid method 
Spring 1963, E-W 
Aviogon 3 
Histogram and norma! distribution curve ot 
residual image coordinate errors except circle 4. 
Spring 1963,N-S 
Aviogon 3 
Histogram and normal distribution curve of 
residual image coordinate errors except circle 4. 
Spring 1963, E-W 
R«tiduols 
2,*9 chi's s 9,49 
R«siduols