Runco RS-900 Series RS1100 Series Betriebsanweisung
60
RS-900 and RS1100 Series Installation/Operation Manual
PRE
L
IMINAR
Y
GeoCorrection: Projector placement and other factors can cause geometric distortion in
the projected image. To correct this, select GeoCorrection from the Installation menu. This
sub-menu provides the following options:
the projected image. To correct this, select GeoCorrection from the Installation menu. This
sub-menu provides the following options:
• V. Keystone/H. Keystone: To correct distortion resulting from the angle of projection,
or
button to make the image rectangular. See Figure 4-6.
Figure 4-6. Keystone Correction
0
0
0
Runco recommends that the keystone feature not be used unless
absolutely necessary, as it may cause artifacts in the image.
absolutely necessary, as it may cause artifacts in the image.
Tip
Positive values
compress top.
Negative values
compress bottom.
-
+
Vertical Keystone Correction
Positive values
compress right side.
Negative values
compress left side.
-
+
Horizontal Keystone Correction
Projector
Projected Image