Mamiya 645 PRO TL Film Camera User Manual


 
Aperture Ring/Stop-down Operation
Set the desired f/stop on the aper-
ture Ring
6)
by aligning the f/number
The effect the set f/stop will have
upon the picture area can be
con-
with the red reference dot
SC@
in the
firmed on the Finder Screen.
center of the Scale Ring. The Aper-
Move the AM Lever on the lens so
ture
Ring has a click stop for each
f/
that “M” becomes visible-the lens
stop. In-between settings can also
then can be stopped down
to
the
be used.
preselected aperture.
*
When the AE Finder is used, be
sure
to return the
A/M
lever to “A”
(Auto), after having checked the
effect of the manually set aperture.
The AE finder measures the
required exposure through the
lens at maximum aperture and will
give false results if lever is left in
“M”
position.