PTZ Optics 20X-USB, Руководство пользователя

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3. Focus Control
Focus Far: Press [FOCUS+] button (NOTE: Effective
only in manual focus mode)
Focus Near: Press [FOCUS-] button (NOTE: Effective
only in manual focus mode)
Press and hold the button, the action of focus continues
and stops as soon as the button is released.
AUTO: Change focus mode to AF, adjusting the focus
automatically.
MANUAL: Change focus mode to MF, adjusting the
focus manually.
4. Backlight Switch
BLC ON/OFF: Press this button to enable the backlight
compensation. Press it again to disable the backlight
compensation. (Note: Backlight is only effective in full
auto exposure mode)
5. Presets Set/Clear
1. To store a preset position: The users should press
the [SET PRESET] button first and then press the
numeric button 0-9.
10 preset positions in total are available.
2. To erase the memory content of a preset position:
The users should press the [CLEAR PRESET] button first
and then press the numeric button 0-9.
Note:
Press [*]+[#]+[CLEAR PRESET] will erase all
preset individually positions in the memory.
6. Recalling the Preset