[SCREEN ADJUSTMENT] projection range
[V] (viewed from the side)
[H] (viewed from above)
Screen
Screen
Vertical arc correction (viewed from the side)
Horizontal arc correction (viewed from above)
Arc radius
Projection distance
Screen
Projection distance
Arc radius
Screen
Arc radius
Projection distance
Arc center
Screen
Projection distance
Arc radius
Screen
Arc center
Model No.
Only [KEYSTONE] used
[KEYSTONE] and [CURVED CORRECTION] used
together
Only [CURVED
CORRECTION] used
Vertical
keystone
correction
angle α (°)
Horizontal
keystone
correction
angle β (°)
Vertical
keystone
correction
angle α (°)
Horizontal
keystone
correction
angle β (°)
Min. value of
R2/L2
Min. value of
R3/L3
Min. value of
R2/L2
Min. value of
R3/L3
PT-VMZ71
PT-VMZ61
PT-VMZ51
PT-VMZ51S
PT-VMZ41
±25
±35
±25
±35
1.4
2.9
0.7
1.6
PT-VMW61
PT-VMW51
±35
±35
±35
±35
1.4
2.9
0.7
1.6
Note
f
When [SCREEN ADJUSTMENT] is used, the focus may not be able to match the whole screen as correction increases.
f
The curved screen should be in the shape of a circular arc part of a perfect circle.
ENGLISH
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37
Chapter 2 Getting Started - Setting up
