User manual
Table Of Contents
1n
the
center
of
the
lens.
These
holes
admit
light
to
the
lens
in
the
proportion
of
I,
Yz,
t,
-to,
and
they
should
be u ed
as
follows:
I.
Th~
larg~st-For
all
ordinary
instantan~
ous
~xposuru
when
the
sun
shines.
2.
Tlu
Suolld-For
instantaneous
exposures
when
the
sun-light
is
unusually
strong
and
there
are
no
heavy
shadows;
such
as
in
views
on
the
seashore
or
on
the
water,
or
in tropical
or
semi-trcpical
climates;
also for
interiors
(time expo'-
ures,
the
time
of
expo ure
required
is
given
in
the
table
on
page
25).
5.
Tlu
Third-For
interiors, ( ee
page
25)·
IV~v~r
jor
illstalltall~OltS
~xposuru.
10.
Th~
Small~st-For
cap
exposures out-
doors
in
cloudy
weather.
"':~v~r
for
instalttall~ous
~xposuru.
The
time
required for cap exposures
on
cloudy
days with smallest
stop
will
range
from
~
second
to
5 seconds,
according
to
the
light.
See
page
26.
'Vhen
setting-
the
stops
al ways See
that
the
one
to
be
u
ed
is brought
to
tile center
of
the lens
where
it
catches.










