Nikon ECLIPSE E400 POL Instructions Manual page 5

[caution
1.
. Do not wet the microscope
Weak electromagnetic waves
. Precautions for installation
Be careful not to hit the lamp cover against
the other objects when lifting up or placing
the microscope.
This microscope is a precision optical
instrument, so handle it carefully and do not
subject it to a strong physical shock. (The
accuracy of the objective in particular may be
adversely affected by even a weak physical
shock.)