Epson EF21 - Page 72

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Setting Options Description
Focus Auto focus Automatically adjusts the focus of
the projected image
Manual focus Manually adjusts the focus of the
projected image
Advanced Auto Focus at Startup: Select
On to automatically correct the
focus of the projected image
when you turn on the projector.
Auto Focus When Moving:
Select On to automatically
correct the focus of the projected
image when the projector is
moved or tilted.