Panasonic PT-MZ770 Operating Instructions (Functional Manual) page 40

PT‑MZ770
Only [KEYSTONE] used
Projection lens
Vertical
Model No.
keystone
correction
angle α (°)
Standard zoom
±25
lens/ET-ELS20
ET-ELW21 ±22
ET-ELW22 ±22
ET-ELW20 ±25
ET-ELT22 ±25
ET-ELT23 ±25
*1 When [VERTICAL KEYSTONE] and [HORIZONTAL KEYSTONE] are used simultaneously, correction cannot be made exceeding total of 55°.
PT‑MW730
Only [KEYSTONE] used
Projection lens
Vertical
Model No.
keystone
correction
angle α (°)
Standard zoom
±35
lens/ET-ELS20
ET-ELW21 ±22
ET-ELW22 ±22
ET-ELW20 ±35
ET-ELT22 ±35
ET-ELT23 ±35
*1 When [VERTICAL KEYSTONE] and [HORIZONTAL KEYSTONE] are used simultaneously, correction cannot be made exceeding total of 55°.
Note
f When [SCREEN ADJUSTMENT] is used, the focus of the entire screen may be lost as correction increases.
f Make the curved screen a circular arc shape with one part of a perfect circle removed.
40 - ENGLISH
Chapter 2 Getting Started — Setting up
[KEYSTONE] and [CURVED CORRECTION] used
*1
Horizontal Vertical Horizontal
keystone keystone
correction correction correction
angle β (°) angle α (°) angle β (°)
±30 ±20
±15 ±8
±15 ±8
±30 ±20
±30 ±20
±30 ±20
[KEYSTONE] and [CURVED CORRECTION] used
*1
Horizontal Vertical Horizontal
keystone keystone
correction correction correction
angle β (°) angle α (°) angle β (°)
±35 ±20
±15 ±8
±15 ±8
±35 ±20
±35 ±20
±35 ±20
together
keystone Min. value Min. value
of R2/L2
±15 0.9
±8 1.7
±8 1.7
±15 1.2
±15 0.6
±15 0.4
together
keystone Min. value Min. value
for R2/L2 for R3/L3
±15 0.9
±8 1.7
±8 1.7
±15 1.2
±15 0.6
±15 0.4
Only [CURVED
CORRECTION] used
Min. value Min. value
of R3/L3 of R2/L2 of R3/L3
1.8 0.5
4.3 1.0
4.3 1.0
3.1 0.7
1.1 0.3
0.7 0.2
Only [CURVED
CORRECTION] used
Min. value Min. value
for R2/L2 for R3/L3
1.8 0.5
4.3 1.0
4.3 1.0
3.1 0.7
1.1 0.3
0.7 0.2
1.0
2.6
2.6
1.8
0.6
0.4
1.0
2.6
2.6
1.8
0.6
0.4