Optoma DC350 - Manual (Page 14)

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c
Reset zoom- Return to normal view (1X)
d Auto Focus- Adjust the focus automatically
e Brightness down- Decrease the brightness
f Brightness up-Increase the brightness
g
Rotate-Rotate the image (90°→180°→270°→0°)
h
Freeze-Pause the video
a b
c d
4. Recording Group
a Record-Start/Stop video recording
b Capture- Capture the screen image