Minolta Flash meter IV User Manual

EXPOSURE
ADJUSTMENT
After
taking
an incident-light
measurement,
you
may want to
adjust
the
meter's indicated
exposure
to
compensate
for f
ilter
factors, bellows-extension
factors, etc.
Listed
below
are
some
typical situations
where
exposure
adjustment
shou
ld
be
used.
o
Scenes with
mostly lighter tones:
Decrease
expo-
sure by
0.3
to
1.0 stop.
o
Scenes
with
mostly darker tones:
Increase expo-
sure
by
0.3
to
0.5
stop.
o
Filter factors:
Polarizing
filters
require
a
2-stop
increase
in exposu
re, f
or
example.
o
Bellows-extensions
f
actors:
When
the
magnif
ica-
tion
is 1
12
life-size,
a
1-stop
increase in
exposure
is
require,
for example.
o
When
using
the
Minolta
Booster, Booster
II, or
Sinar
Booster
'l
f
or
highlight
or
shadow
readings.
(See
note
in
the
next column.)
To
set
the
exposure-adjustment
value:
To decrease
exposure:
Hold
down
the
"Ht'
key
and
move
the
upl
down control
upward
until
the
desired change
is
indicated.
o
The exposure
increase
can be
set
from
0
to
+4.0
stops
in
tenth-stop
increments.
o
The
pointer
on the contrast scale
moves
to
the
right
as
the
exposure
is
increased.
To
increase
ex
posu
re :
Hold
down
the
"S"
key
and
move the up/
down control upward
until
the desired change
is
ind
icated.
The exposure
decrease
can be set
from
0
to
-4.0
stops
in
tenth-stop
increments.
The
pointer
on
the
contrast
scale
moves
to
the left
as
the
exposure
is
decreased.
-\\
\*"-
.=;-rr==l-
-
SA
O
ri-r
r-l
1-
To
use
the exposure-adjustment
setting:
Bef
ore
ta
k i ng
a
meas-
u
rement,
press
the mem-
ory-clear
button
to clear
any
previous
readings
from
the
memory.
Then
take
an incident-light
reading
in
the
usual
way,
and
press
the
"H"
key
to
calculate
an exposure
in-
crease
,
or
press
the
"S"
key
to calculate
an
expo-
su
re
decrease.
I n
the
exam
p
le,
the
exposu
re
was
increased
2
stops
to
compensate
for
a
polariz-
ing filter.
-4o-3s.-2 .
-1
.0
.
|
.
2i.
3r4
',nMEt
r
n
FN(
LfLf
'
I r
AME'
*
r/-n
iE
l
To
cancel an
exposure-adjustment
setting:
Hold
down
the appropriate key
("H
"
or
"S"),
and
move
the up/down
control
downward until
the
pointer
on
the
contrast
scale
returns
to
'tO"
position.
o
Exposure-adjustment
values
remain
set
until
the
battery
is
removed.
NOTE
When
using
the
Minolta
Booster,
Booster
II,
or
Sinar Booster 1
,
the spherical diffuser must
be
attach-
ed to the receptor
head.
To make highlight
or shadow
calculations
with
the Minolta
Booster,
Booster
II,
or Sinar
Booster 1,
we
recommend
that
the highlight
va
lue
be set
to
the
'
'H'
'
mark
(+2.3
stops
)
and
the
shadow
value
to
the
"S"
mark
l-2,1
stops)
on
the
contrast
scale.
SA
r1
tTl
*f
i,
rSO
f
,t
ni
'""
fl.fr,
^""'
33

Minolta Flash meter IV Specifications

General

Light Receptor	Silicon photo cell
ISO Range	ISO 3 to 8000
Shutter Speed Range	30 min to 1/8000 sec
Display	LCD
Type	Handheld Flash Meter
Measuring Modes	Ambient, Flash
Measuring Range (Ambient)	EV -2 to EV 19.9 (ISO 100)
Measuring Range (Flash)	f/1.0 to f/90.9