You
can adjust the sharpness of the projected image using the focus
buttons.
Note: Wait
20 minutes after turning on the projector
before setting the focus, zoom, and lens shift for maximum
accuracy. If you installed any of the following
lenses, see the link below on focusing with a short throw lens
instead: ELPLX02, ELPLU03, ELPLU04, ELPLW05, or
ELPLU02.