Medion MD 22211 Manual Del Usuario página 21

Use
Adjusting the keystone and focus
When the projector lens is projected from above or below the center of the
screen, a keystone image is created.
Rotate the keystone ring
the projected image rectangular (see Fig. 1).
1
To focus the image, rotate the focus ring
clear.
The product focuses at distances from 50 inch (1.50 m) to 210 inch (5.98 m)
(see Fig. 2).
2
The center
of lens
22
5
Turn left
for upper correction
Turn right
for lower correction
1
0 5
"
1 2
0
"
1 0
0
"
7 2
"
6 0
"
5 0
"
4 5
"
3 6
"
to skew the projected image in order to make
until the projected image is
4
Screen
Projection
distance
(see the table)
Screen Size Distance
50 inch 1.5 m
60 inch 1.73 m
72 inch 2.12 m
100 inch 2.91 m
120 inch 3.49 m
150 inch 4.42 m
180 inch 5.15 m
210 inch 5.98 m