Nikon ECLIPSE Si Instructions Manual page 73

10 Switch to bright-field microscopy.
(1) Turn off diascopic illumination.
Press the illumination on/off button to turn off
diascopic illumination.
(2) Remove the simple polarization analyzer.
Remove the eyepiece tube, remove the simple
polarization analyzer from the dovetail for the
eyepiece tube mount, and re-attach the eyepiece
tube at its original position.
(3) Remove the simple polarization polarizer.
Loosen the fixing screw in the polarizer unit, and
remove the polarizer unit from the field lens.
(4) To continue observation, turn on diascopic
illumination.
Press the illumination on/off button to turn on
diascopic illumination.
Chapter 2 Microscopy Techniques
71