Panasonic PT-DZ870E Operating Instructions Manual page 34

[GEOMETRY(2D)] projection range
(Only for PT-DZ870E)
[VERTICAL KEYSTONE] (viewed from the side)
Screen
Vertical arc correction (viewed from the side)
Screen
Arc center
Screen
Standard status
Only for [KEYSTONE]
Projection
Vertical
lens Model
keystone
No.
correction
angle α (°)
Standard
±40
zoom lens
ET-DLE055 ±22
ET-DLE085 ±22
ET-DLE150 ±40
ET-DLE250 ±40
ET-DLE350 ±40
ET-DLE450 ±40
34 - ENGLISH
Chapter 2 Getting Started — Setting up
Projection distance
Arc radius
Projection distance
Arc radius
[KEYSTONE] and [CURVED] used together
Horizontal Vertical
keystone keystone
correction correction
angle β (°) angle α (°)
±15 ±20
±15 ±8
±15 ±8
±15 ±20
±15 ±20
±15 ±20
±15 ±20
[HORIZONTAL KEYSTONE] (viewed from above)
Screen
Horizontal arc correction (viewed from above)
Screen
Arc center
Screen
Horizontal
keystone Min. value of Min. value of
correction R2/L2
angle β (°)
±15 0.9
±8 1.7
±8 1.7
±15 1.1
±15 0.7
±15 0.4
±15 0.3
Projection distance
Arc radius
Projection distance
Arc radius
Only for [CURVED]
Min. value of Min. value of
R3/L3 R2/L2
1.7 0.5
4.3 1
4.3 1
2.6 0.6
1.3 0.4
0.8 0.3
0.6 0.2
R3/L3
1
2.6
2.6
1.5
0.7
0.5
0.3