5
STEINDORFF
®
1)
Analyzer & Polarizer shall be crossed in the light path. The images appear in the objective rear focal plane
when an optically anisotropic specimen is viewed between crossed polarizer using a high numerical
aperture objective/condenser combination.
2)
The iris diaphragm should be closed to 90%.
3)
The Bertrand Lens shall be in the center to the plane. Please use centering screws provided with the
Bertrand Lens.
MAINTENANCE
1.
Do not dismantle any part of the instrument
If there is any dirt on the surfaces of the lens, wipe it off gently with some absorbent cotton moistened with
xylene. Dust on the lens surfaces can be blown off by using an air blower.
2.
Oil the mechanical moving parts of the instrument with some watch or clock lubricant.
3.
Avoid contacting high temperature.
4.
Objectives and eyepieces should replace back to their containers and place dust caps and dust plates to all
of the light ports after using.
5.
The instrument should be kept in a cool, shady and dry place, free from dust, acid alkalis fume or vapors.
6.
Check and maintain the microscope at regular intervals.
