Olympus BX51, Инструкция по эксплуатации

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4-2 Intermediate Polarizing Attachment
By manipulating the Bertrand lens knob @ on the front, the Bertrand
lens is inserted into or removed from the light path. At the pushed-in
({) position, the lens is engaged. At the pulled-out (¦) position, the
lens is removed from the light path.
2 Using the Analyzer (Fig. 18)
The analyzer @ is engaged when pushed in to the second click-stop
position. To disengaged the analyzer, and to place the empty hole in
the light path, pull the analyzer out to the first click-stop.
3 Focusing the Conoscopic Image (U-CPA only) (Fig. 18)
To focus the conoscopic image, manipulate the Bertrand lens focusing
slider ². While observing the conoscopic image, move the slider to
find the position where image is sharply focused.
@
Fig. 17
Fig. 18
1 Using the Bertrand Lens (U-CPA only)
(Fig. 17)
@
²