Radial Distortion 
* dr - Averages 
i micr 
Distribution of standard errors of unit 
glass plats nag. 2.21 - O.oott r'* O ooo*»(r / 
Fig. 1. 61:5. Radial distortion effects, standard 
errors of unit weight and weight 
distribution with change of radius 
from the principal point. Glass 
plate negatives, contact and pro 
jection diapositives from film ne 
gatives. Basic data from the 
Tables 1. 61:1 - 1. 61:3. 
Number of 
rosiduals 
Fig. 1.61:7. Histogram and normal 
distribution curve for resi 
duals from glass plate nega 
tives 01 and 02. 
Number of 
residuals 
Fig. 1.61:6. Histograms and normal 
distribution curves for resi 
duals from the glass plate 
negatives. 
^ëT'duais' Coniaci Diapositives 
Number of 
residuals 
Fig. 1. 61:8. Histograms and normal 
distribution curves for resi 
duals from contact diapo 
sitives.