com-
—]14
mera
ation
nedi-
mage
l'able
AY
08 40
k
X
08 20
M
p
Qormm
Diagram 13. Diagram of residual coordinate errors after adjustment in the five
indicated points. Aviogon. Plate negative.
4.221 Determination of the af finity
In order to determine the affinity two different enlargement factors
dc, and dc, are introduced in the basic differential formulae. These
J .
formulae are written as follows:
35