(1) After using of eyepiece and the objective lens, please use absorbent cotton or wiping paper
with a small amount of mixed ether and alcohol (3:1) to gently wipe the surface dust and dirt.
(2) To prevent dust effects the microscope imaging quality, please use a plastic bag to cover the
microscope when it is not in use.
(3) Please avoid the microscope to contact with acid, alkaline gas, the microscope also should not
be placed in damp, cold and hot environment so as not to affect the optical body quality and the
service life of electrical parts.
(4) The lubricant oil in the microscope is special, generally do not have to add, after long-term
use, the oil may dry and no lubrication. In order to guarantee the quality and precision of the
instrument, please send to the microscope back to the factory for repairing or contact the
manufacturer.