Levenhuk 40L User Manual page 8

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The room should be free from dust, acid or alkali vapors, evaporations of other active substances.
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The microscope should be used in the room protected from shocks or vibrations.
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High temperatures and humidity may cause formation of mold or moisture condensation on the
optical and mechanical parts of the microscope, which can negatively affect its operation.
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When not in use the microscope should be covered with a special case.
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Metallic parts should be kept clean. Special attention should be paid to maintaining cleanliness of
the optics (especially objectives and eyepieces).
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To maintain the microscope, regularly remove dust off it, then clean it with a special Levenhuk
cleaning cloth slightly moistened with Levenhuk cleaning spray, and afterwards wipe it with a dry
soft clean tissue or cloth.
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When dust is on the objective lens, which is deep in the casing, carefully wipe the lens with a clean
Q-tip slightly moistened with ether or spirits mixture.
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If you noticed dust inside the objective or film on the inside of the lenses, you should send the
objective for repair.
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The noncontact Levenhuk compressed air duster for optics ensures the best cleaning results; it
removes dust and dirt with air blast.
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It is prohibited to disassemble objectives and eyepieces.
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Never look at the sources of bright light or laser through the microscope: it will cause DAMAGE
TO YOUR EYES!
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Do not disassemble the microscope or camera on your own.
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Keep the microscope and camera away from condensation; do not use them in rainy weather.
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Keep the microscope away from shock or excessive pressure.
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Do not overtighten the locking screws.
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Keep the microscope and camera away from hostile environment, home and car heaters, incan-
descent lamps or open flame.
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When cleaning any optical surfaces, first blow dust or loose particles off the surface or wipe
them off with a soft brush. Then wipe the lens with a soft clean tissue slightly moistened with
spirits or ether.
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Never touch the optical surfaces with your fingers.
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