Lumens Technology VC-G50 - Manual (Page 32)

English - 31
6.6.2 Fine-tune image size
1. Press [Slow +] on the remote control to zoom in images.
2. Press [Slow -] on the remote control to zoom out images.
6.7 I would like to adjust the focal length
6.7.1 Auto tune
1. Press [AF] on the remote control to adjust automatically.
6.7.2 Manual focus
1. Press [MF] on the remote control to turn on the manual focus function.
2. Press Focus - [+] or Focus - [-] to adjust.
6.8 I would like to adjust the focus speed
6.8.1 Adjust the AF sensitivity
AF triggering speed. The higher the speed is, the faster AF is triggered.
To shoot fast-moving objects, AF can be set to [High] or [Middle], which
is applicable to quick focus.
When the environment is too dark to enable auto focus or fixed objects
have to be shot in different brightness, AF can be set to [Low].
1. Press [MENU] to activate the setting menu.
2. Press [
] or [] to select [Auto Focus].
3. Press [ENTER] to activate.
4. Press [
] or [] to select [AF Sensitivity].
5. Press [ENTER] to activate.
6. Press [
] or [] to select [High/Meddle/Low].
7. Press [MENU] to exit.
6.8.2 Adjust the focus speed
The focus speed upon triggering AF
 [Normal] (default): Image flickering may not occur
 [Fast]: The focus speed is fast, but image flickering is more likely to
occur