Sekonic Studio Deluxe L-28 C2 - Correct Exposures under Special Conditions; Portraits

Most
popular
cine
cameras
use
16 frames'per'second
with a
shutter
speed
of
1130.
To
find
the
proper
f/stop,
read the
number
on
the
Aperture
Scale
which corres'
ponds
to
16
on the
red
Cine
Scale.
(You
ca n
of course
use
other
exposures
for
specia
I
ef
'
f
ects.
)
Note
1 :
Some
movie
ca
mera
s h
ave
shorter
exposure
times.
For example
a
camera
with
16 frames-per'second
may
have
a
shutter
speed
of
Ll40-
In the
instruction
booklet
or cata
logue
th at accom
pa
nies
your
camera
is a
list
of
the
camera's
shutter
speeds
a nd
corresponding
f
/stops.
Study
them
caref ully.
When
you
know
only
the
aperture
angle
of
a cine
cam era,
compute
the
shutter
speed
with
the following
formula
:
When
: Sh
utter
a
Perture
a
ngle
:
Lq"
Fra
mes-per'second
-
N
Shutter
speed
-T
T-1\./a
'-
N
't
360
For exa
m
ple
:
When
the
aperture
angle
is
LLZB"
and
there
are
L6
fra
mes-per-second,
then
:
-r_
L
\.,
t28
1
'-
16
^
360
-
4s
Since
your
meter
does
not
indicate
a shutter
speed
of
L|45,
you
must
judge
the
point
which
is midway
between
L
l3O
a nd
Ll60.
Directly
beneath
this
midpoint
is
the
proper
f/stop
setting
for
your
camera.
Note
2
z
The
sta nd
a
rd ca
mera
used
by
profession
a
ls
h
a s
a
sh utter
speed
of
1/ 50
with
24 fra
mes-per'second.
This
setting
is
indicated by
a
red
line
beneath
the
24
on
the
Cine
Sca
le.
4.
Correct Exposures
under
Special
Gonditions
4-1"
Fortraits
Follow
the instructions
given
in
section 3,
with
particular
attention
to
3-3
(Note
1).
Because
of
its
Lumisphere
which
uses
an incident
light
system,
the
sekonic
studio
Deluxe
is
ideal
for
ta
king
portra
its.
Deta
ils
a re
a
lways
clea
r,
even
when
lights
are
behind
the
subject.
32
64
L28
L
160
r
lL25
L
l25O
Then:
t8
19
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