Optika Italy B-510 Series, Instruction Manual

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Page 21
F Fig. 32 ig. 32
F Fig. 33 ig. 33
F Fig. 34 ig. 34
10.13 Use of polarized light
1. Move the polarizer “PO” into the light path until the slider
clicks into its position. (Fig. 32)
①
2. Move the rotatable analyzer “AN” into the light path until the
slider clicks into its position. (Fig. 33)
3. Put a flat mirror on the stage and get into approximate focus
the mirror surface.
4. While observing into the eyepieces, rotate the scale of the
analyzer
①
until you achieve the darkest image. (Fig. 34)
• Now the light extinction (so-called “crossed Nicol position”)
is achieved.
5. Put a specimen on the stage, focus the specimen and begin
observation.