33 
Tests of aerial photographs 
Aviogon c=153 mm h=1200m film 
The Öland test field Spring 1963 
Weight distribution ot image coordinates 
S 0 m ic r. 
Fig. 1.62:9a. Variations of the standard errors 
of unit weight and corresponding 
weights with increase of radial 
distance from the principal point. 
Equation of the adjusted curv^ 
sj=4.1-0.171r"+0. 000576(0 microns 
for r" in mm. 
Tests of aerial photographs 
Aviogon c= 153mm, h= 1200m, film 
The Öland test field Spring and fall 1963 
Weight distribution cf image coordinates 
*, micr. 
Fig. 1.62:9b. Weight variations from spring and 
fall tests 1963. 
Equation of the curve 
s'=3. 5+0. 03r'+0. 00018(0