A23.0910
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Page 12 of 14
3-9
Adjust the Aperture Diaphragm
Fig. 21
Adjust the aperture diaphragm by the aperture
diaphragm adjusting pole
①
. Pull it to the left to
enlarge the aperture diaphragm, while pull it to the
right to decrease the aperture diaphragm. (See Fig. 21)
In actual use, adjust the aperture diaphragm according
to the size of the sample image contrast, until it’s
comfortable for observation and the contrast is good.
3-10
Select the Light Path
When the light path selecting pole
①
is pushed to the
innermost, all the light will enter the binocular head,
which can used for binocular observation. (See Fig. 22)
When the light path selecting pole is pulled to the
outmost, all the light will enter the trinocular head,
which can used for TV&Photography.
Fig. 22
3-11
Assemble and Use the CTV Adapter
Fig. 23
1)
Loosen the lock screw
①
of trinocular head, and
take out the dust-cover
②
(See Fig. 23).
2)
Take down the two dust-covers of the CTV adapter
③
. Insert the CTV adapter into the trinocular head as
shown in the figure and screw down the lock screw
①
.
3)
Connect the CCD or camera to the adapter
③
.
4)
For binocular observation, after the image is clear,
pull the light path selecting pole
④
to the outermost,
to observe the image. If the image is not clear, loosen
the lock screw
⑤
, and adjust the focusing screw
⑥
until the image is clear, then tighten the lock screw
⑤
.
