12.3.2 B-1000POL-I
Extinction in reflected light
1. Move the selector ①
illuminator
in
the
corresponding to letter "R". (Fig. 46)
2. Insert the reflected light polarizer ②. (Fig. 47)
3. Place on the stage a flat mirror and insert 10x
objective.
4. Insert rotatable analyser in the light path, loosen
the locking screw ③and turn the vibration
direction scale ④ until the eyepieces are
completely dark, then lock the locking screw ③.
(Fig. 48)
•
It may happen that the scale of the polarizer
is not perfectly aligned on the reference mark
but is shifted by one or two notches. This is
not a defect but it is due to the mechanical
alignment of the polarizers during assembly.
on the reflected light
fully
inserted
position,
①
②
Page 28
④
F F ig. 46
ig. 46
F ig. 47
F
ig. 47
③
F ig. 48
F
ig. 48