U.M. 2

Focusi
Ring
Focusing
The
center
of
the
viewfinder
(circular section)
is a
microprism
screen
rangefinder
made
up
of
microscopic
prisms
for
fast
and precise focus·
ing.
While
looking
through
the
viewfinder
,
rotate
the
focusing
ring.
It
is in focus when
the
image
in
the
rangef
inder becomes
sharp
and
clear .
An
optical
curve
may
sometimes
be
visible
in
the
lower
part
of
the
viewfinder
according
to
the
angle
of
the
incoming
light
.
This
is a
reflection
of
the
beam·
splitt
ing
mirror
added
onto
the
condenser lens in
the
TTL
light
measurement
system.
Out
of
fo
cus
In
fo
cus
21