INFRA·RED PHOTOGRAPHY
Film Plane Indicator
The marking
-e-
found on the camera
top indicates
the
position
of
the film
plane. It is
used
in
close ·up photography
for
measuring
an
exact distance from
camera to subject.
Nikkormat
When taking infra ·red pictures, an extra
focusing adjustment must be made.
The subject should be focused as for
normal photography
;
the distance be·
tween the
camera
and
the
subjec·
t
should then be noted from the focusing
ring and the ring rotated so that this
distance
is brought to the red dot
engraved on the depth ·of ·field scale
.
21