Olympus bx40 - Page 68

BX40F
Ike
C
INSPECTION STANDARD
CHECK ITEMS AND STANDARDS
Item Standard
1.|
Fine
focus
+2um
maximum
in
the
+20um
fine
adjustment
range
sensitivity
2.| Fine adjustment No feeling of play and tightness
knob
3.| Coarse adjustment No play. Focus adjustable with 40x.
knob (The knob tension should be previously adjusted
to prevent natural falling of the stage.)
4 as * An image should remain with 40x when the stage is
a SS SSunene lowered and return back to the lock position after
lock
locking.
The lock should be definitely released.
5.| Field diaphragm Smooth with a play of 1/5 or less of the scale.
* The diaphragm blade should not stop or bind.
6.| Field diaphragm The field diaphragm should be seen with a 100x
size
and form objective.
. Тре ratio of the longest side to the shortest
side should be 2:1 or less in the minimum dia-
phragm diameter.
7. | Condenser holder Should be smooth.
stroke + Chattering during stroke should be minimized.
8.| Condenser holder * The condenser holder should not butt against the
upper limit slide glass at the upper limit position.
The field diaphragm should be focused with a
1.4mm thick slide glass.
9.| Power supply unit * When the power is turned on, the bottom LED
should light with the light intensity control
set to the minimum position and all LEDs should
light with the control set to the maximum position.
. The light intensity control should move smoothly
and the LED should not flicker.
・ When the preset switch is turned on, the supply
voltage should be switched to a desired value.
(The setting range is 1.5 ~ 5.9V and set to
3.7 ~ 4.3V at the factory.)
10.|
Mounting
of
-
The
observation
tube,
the
stage,
the
condenser,
modules
the
lamp
house
and
the
revolving
nosepiece
can
be
mounted easily.
b