Olympus BX41 Manual de instrucciones - Página 23

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Problem

d) Coarse adjustment will not go all

the way up.

e) Coarse adjustment will not go all

the way down.

f ) Objective makes contact with

specimen before focus is obtained.

4. Observation Tube

a) Field of view of one eye does not

match that of the other.

5. Stage

a) Image shifts when you touch stage. Stage is not properly mounted.

b) Specimen stops midway on the X-

axis traverse.

c) X- and Y-axis knobs are too tight

or too loose.

d) Stroke has reduced.

Cause

Pre-focusing lever is locked at a too low

height.

Condenser holder is too low.

Specimen is mounted upside down.

Interpupillary distance is incorrect.

Incorrect diopter adjustment.

Different eyepieces are used on left and

right.

Your view is not accustomed to micro-

scope observation.

Specimen is not correctly positioned.

Tension of X- and Y-axis knobs is too high

or too low.

Stage guide is deviated.

Remedy

Unlock pre-focusing lever.

Raise condenser holder.

Mount specimen correctly.

Adjust interpupillary distance.

Adjust diopter.

Change on eyepiece to match the

other so that both sides are the same

type.

Upon looking into eyepieces, try look-

ing at overall field before concentrat-

ing on specimen range. You may also

find it helpful to look up and into dis-

tance for a moment before looking

back into microscope.

Clamp stage.

Place specimen correctly.

Adjust tension.

Use treatment method described on

page 11.

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