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Duplication work and photomicrography
In
copy work, slide duplication,
and
photomicrography,
you
cannot obtain correct exposu
re
by
si
mply referring to
th
e
FM2
's
exposure meter display because these types of photography
represent unusual contrast
si
tuation
s.
Exposure compensation
is
required. Shown here
is
the
table of the relationship between
specific photo types a
nd
proper exposure. Since this
is
meant
to
be
a guide,
in
practice you should make further. compensation
by experimentation until
you
achievelthe proper result
s.
Subject
Method
of
exposure
Exposu
re
measurement
compe
n
satio
n
Photographs
and
Compensa
tion
not
pictures
with
cont
inuou
s
gradation
necessary
Copy
work
Full
-
aperture
or
Approx
. + 1
to
+2
Documents
and
stop-down
stops
for
black
l
etters
dr
awings
of
high
on
white
background
;
contras
t
approx.
-112
to
-1
stop
for
w
hite
letter
s
on
bla
ck
background
.
Gene
ral
film
with
con-
Approx.
+ 1
to
+2
stops
.tinuous
gradation
Sl
ide
A
ppro
x.
+1-
1
12
to
duplication
Film
of
documents
S
top
-down
+
2-1/2
sto
ps
for
black
•
The
exposure compensation values
li
st
ed
below are reference
data obtained when general-purpose film was used. With color
rever
sal
film or
mi
crofilm for duplication
wo
rk
,
it
is
advisable
to
take additional shots with ± one
-s
top exposu
re
compensation
as
the
se
films have
ve
ry
sma
ll
exposure latitude.
•
To
avoid vibration,
you
can make the exposure
by
turning the
illumination
on
and off.
•
It
is
advisable to u
se
a cable release to avoid camera vibration.
Required
accessories
Remark
s
For
high-contrast
sub
j
ec
t
s,
u
se
of
an 1
8%
Micro-Nikko
r
or
AF
reflectance
gray
card
in
determining
exposure
Micro-Nikkor
lens'
is
re
comme
nd
ed.
With
th
e
ca
rd
,
no
exposure
Cable
rel
ease
compensa
tion
is
required
regardless
of
whethe
r
the
b
ackg
r
ound
is
bla
ck
or
w
hit
e.
Micro-Nikkor
or
AF
Micro-Nikkor
lens'
Nikon
Slide
Copying
When
us
ing
Nikon
Sl
ide
Copying
Adapter
PS
-6,
Adapter
PS-
6
and
drawings
letters
on
white
background
se
t
the
flood
lamp
30cm
away
from
its
opal
plate
.
Nikon
Bellows
Focus-
photograp
h
ed
o
to
approx.
-1
/2
stop
for
w
hite
l
ette
rs
on
black
background
Photo-
Prepared
specimen
Stop-down
Approx.
+ 1 st
op
mi
crog
r
aphy
+ "
more
exposure;
-,'
less
exposure
ing
Attachment
PB-6
Cable
release
Microflex
PFX
Generally,
results
come
out
better
wi
th
more
exposure
in
photomicrography
.
The
compen-
sa
tion
va
lu
e on
th
e
left
is
on
ly a
guide
;
determine
the
compensation
value
by
test
s
ho
oting.
'Set
the
len
s'
A-M
ring
to
"M."
25