Olympus CX41 Gebruiksaanwijzing - Pagina 20

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TROUBLESHOOTING GUIDE

Under certain conditions, performance of the unit may be adversely affected by factors other than defects. If problems

occur, please review the following list and take remedial action as needed. If you cannot solve the problem after

checking the entire list, please contact your local Olympus representative for assistance.

Problem

1. Optical System

a) Field of view is obscured or not

evenly illuminated

b) Dirt or dust is visible in the field of

view.

c) Image shows diffraction.

d) Visibility is poor.

· Image is not sharp.

· Contrast is poor.

· Details are indistinct.

e) One side of image is blurred.

Image seems to waver.

Cause

Revolving nosepiece is not correctly

engaged.

Condenser is not correctly attached.

Field iris diaphragm is not properly

centered.

Field iris diaphragm is stopped down

too far.

Dirt/dust on objective, eyepieces,

condenser or light exit glass.

Dummy slider is not correctly

engaged.

Dirt/dust on light exist glass

Dirt/dust on top lens of condenser

Dirt/dust on the specimen

Dirt/dust on eyepiece

Condenser is lowered too far.

Aperture iris diaphragm is stopped

down too far.

Objective is not engaged correctly in

light path.

Dirt/dust on front lens of objective.

Immersion oil is not being used with

an oil immersion objective.

Immersion oil contains bubbles.

Recommended immersion oil is not

used.

Dirt/dust on specimen.

Dirt/dust on condenser.

Objective is not engaged correctly in

light path.

Specimen is not correctly mounted

on stage.

Remedy

Make sure that revolving nosepiece

clicks properly into place.

Re-insert it all the way without tilt.

Center it.

Open it to an optimum stop position.

Clean them.

Make sure that dummy slider clicks

properly into place.

Clean thoroughly.

Adjust the condenser height position.

Open it.

Make sure that revolving nosepiece

clicks into place correctly.

Clean it thoroughly.

Use immersion oil.

Remove bubbles.

Use the specified immersion oil.

Clean it.

Make sure that revolving nosepiece

clicks into place correctly.

Place specimen correctly on top of

stage and secure it with specimen

holder.

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