Radial Distortion 
Autograph Wild-A8 1443 
March 1967 
c-150 mm z-300 mm 
Left Projector 
S Q ' = 4.9 pm 
Histogram of the Standard Errors of Unit 
Weight Autograph A8 No 712 
a Number 
dr'pm 
dr'pm 
1$ 
5- 
S Q (mean) = 4.1 pm 
s d r =1-6 1-2 
kvm = 22 3.1 ■ 
dr'pm 
1(fr 
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 
S Q Am 
5- 
Histogram of the Standard Errors of Unit 
Weight 21 Autographs A8. 
-5 
s dr '.2.2 1.7 
kvm = 3.8 6.2 
a Number 
dr'pim 
Autograph Wild-A8 2019 
September 1966 
c =150 mm z = 300mm 
Left Projector 
Sq =4.0 pm 
A 
—© 
Q 
J 's d / =1.6 1.2 
1.2 
50 
1.21.2 
1.21.2 
1.1 
150 
\25 urn 
).rmsv“2.8 3.0 
2.8 
4.54.0 
3.7 3.4 
4.4 
4.3 
3? " 
dr'pm 
Right Projector 
Sq - 3.2 Am 
S 0 (mean) = 5.0 Am 
dr'pm 
ill . n 
-5 - 
0.0- 
Sfr' = 12 0.9 
kvm -2.5 3.5 
1.0 2.0 3.0 4.0 5.0 60 70 8.0 9.0 10.0 11.0 12.0 13.0 
S 0 Am 
Fig. 4.21 
Fig. 4.21: 18. Distribution of standard errors of unit weight. 
Root Mean Square Values of Residual Errors after 
Partial Calibration of 8 Wild A8 - Projectors at the 
Geographical Survey Office of Sweden. 
25 
50 75 100 125 Radius mm in the projector 
Fig. 4.21: 17. Basic accuracy of Wild A8-projectors. 
38