Eyepiece Correction Lenses; Rubber Eyecup; Eyepiece Adapter; Anti-Cold Battery Pack Db - Nikon FG-20 Instruction Manual

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Eyepiece Correction Lenses
To correct both
near-
and
far-sightedness
,
nine lenses
are available from
-5
to +3 diopters.
These
values
are derived
from
the
dioptry
of
the finder
plus
that
of
the correction
lens.
Rubber Eyecup
By helping
to block
stray light
from
entering the eye-
piece
@
,
this improves
the
apparent brightness and
contrast of the viewfinder image and facilitates
focusing
.
Attaches directly
to
the
viewfinder or eye-
piece correction lens
'
frame.
Eyepiece Adapter
Used when attaching the
Magnifier
OG-2.
Be
sure to
lift the adapter before opening
the
camera
back
@
Anti·Cold Battery Pack DB·2
In
cold weather, it's recommended
that
you use the
Anti-Cold
Battery Pack
OB-2,
which accepts two
AA-type batteries, as an alternative
power
supply
to
the batteries inside the camera
body. Simply
connect
the OB -2 to
the
camera
body, then
slip the battery
pack inside your pocket or coat
to
keep it
warm.
This
assures that the camera 's
metering
system
will func-
tion even in cold
temperatures.
Cable Release AR· 3
The screw-in
type AR-3 provides
vibration-free shutter
release.
Eyepiece Correction Lenses
AR-3
Rubber
Eyecup
Eyepiece
Adapter
DB-2
47

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