Optiview HDB2MVF, Руководство пользователя

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Figure 3-6
Figure 3-7
3.5 OSD Buttons (For Motorized Zoom Lens Series Product Only)
Please refer to the following contents for detailed information. See Figure 3-8 and Figure 3-9.
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Top button: Focus zoom in
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Bottom button: Focus zoon out.
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Left button: Far.
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Right button: Near.
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Middle button: Auto focus. It is to get clear video.
Figure 3-8