Drawell B Series User Manual - Page 13

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5.1 Clean microscope

5.1.1 Don't touch the lens with hand, Dust on lens should be cleaned by soft

brush or absorbent cotton or cleaned by absorbent cotton, lens paper with the

mixture of alcohol and ether (proportion 1:4).

5.1.2 Alcohol and ether all are burnt easily, please take them away from fire. Be

careful for turn on and off power.

5.1.3 Don't clean painted metal and galvanizing metal with organic solvent such

as alcohol, ether or the mixture of the both. Silicon cloth or soft cleaning

preparation is suggested to clean it.

5.1.4 Plastic should be cleaned by soft cloth with clear water.

5.2 Environment of using and placing

5.2.1 Microscope should be used and placed in a cool, dry, non-dust, non-shake

and non-corrosive gases environment.

5.2.2 Microscope should be used in environment of indoor temperature 0°-40°C

and maximum relative humidity 85%.

5.2.3 Removing humidity equipment is suggested to be installed when

microscope used in heavy humidity area to avoid fungus and mist damage

instrument.

5.2.4 Please pay attention to prevent microscope from violent shake and

vibration in application and in carrying. Don't drag it on the surface of

worktable to avoid damage microscope and worktable.