Epson EB-Z9870U Projector User Manual


 
When using a short throw zoom lens ELPLU02
Follow the steps below to adjust the focus when the lens is shifted up,
down, left, or right using the lens shift function.
a
Turn the distortion ring counterclockwise until it cannot go any
further.
b
Focus the image around the center of the lens.
s
"Adjusting the Focus" p.37
Example: When the lens shift is turned all the way down.
c
Correct screen distortion using the distortion ring.
When correcting distortion, the area around the edges of the image
is also focused.
d
Focus the entire screen.
If the area around the lens axis is out of focus, fine-tune by turning
the distortion ring.
Installing the Projector
38