User manual
Fig. 
7 
Fig. 
8 
Focusin~ 
Scale 
H 
NOTE-The 
numbers  on 
th
e  gears 
vary 
as  the  focal 
len
gth 
of 
the 
complete  lens  fitted 
to 
the  ca
mera 
and 
its  single  combinations  va
ry 
in  focal  length. 
The fitting  of  the  lens  to the came
ra 
a
nd 
the 
cal-
culation 
of 
the  correct  gear 
to 
use  with  each 
fo
cusing  distance 
is 
mathematically  exact.  The 
use 
of 
any 
oth
er 
g
ear 
than  the one  indicated by 
the 
focusing  pointer  will result 
in 
los
s 
of 
sharpness 
in 
the 
negative. 
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