Olympus VMF Repair Manual

6-6 Correction
of
parfocality at the
change
of
magnification from 1 X
to
4X
(2X) and vice
versa,
and centration
of
the
left
and the right
1 X objectives.
a)
Set
the magnification at
4X
and insert
C-2
into
the right Eyepiece
Sleeve.
Move the
Test Plate
so
as
to
make the center
of
its
Fig.
41
concentric circles coincide
with
that
of
the
Distance
of
upward move-
ment
Fig.
42
L_
Distance
of
movement
to
the
left
-24-
cross hair
of
C-2.
(See
Fig. 41.)
b)
Change
the magnification
to
1 X and
see
how far the centers
are
apart from
each
other.
(See
Fig. 42.)
c)
Slightly loosen
Screws
AB3x
12SA in the 1 X
Objective
Mount
and bring the center
of
the
concentric circles
of
the Test Plate
to
that
of
the cross hair
of
C-2
by
moving the objec-
tive mount.
(See
Fig. 42.)
d)
Tighten
Screws AB3x12SA securely.
e)
Check
to
see
if
they
are
concentric and,
if
not, repeat steps a), b) and c).
f) Insert
C-2
into
the
left
Eyepiece
Sleeve
and
make the
left
and the right 1 X objectives
concentric
with
each
other by following
steps d) through
g)
in 6-5. above.

Olympus VMF Specifications

General

Brand	Olympus
Model	VMF
Category	Microscope
Language	English