Panasonic PT-FX500 Operating Instructions Manual page 33

Vertical arc correction (viewed from the side)
Screen
Arc center
Screen
Only [KEYSTONE] used
Vertical
Model No.
keystone
correction
angle α (°)
PT-FZ570 ±25
PT-FW530 ±35
PT-FX500 ±35
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.
Projection distance
A ± 5% error in listed projection distances may occur.
In addition, when [SCREEN ADJUSTMENT] is used, distance is corrected to become smaller than the specified
screen size.
For PT-FZ570, PT-FW530
Projection
screen
16:10 aspect ratio
size
Minimum Maximum
Diagonal
distance distance
(SD)
(LW) (LT)
1.02 (40") 1.03 1.94
1.27 (50") 1.29 2.42
1.52 (60") 1.55 2.91
1.78 (70") 1.82 3.41
2.03 (80") 2.09 3.89
Chapter 2 Getting Started — Setting up
Projection distance
Arc radius
Projection distance
Arc radius
[KEYSTONE] and [CURVED CORRECTION]
Horizontal Vertical Horizontal
keystone keystone
correction correction correction
angle β (°) angle α (°)
±30 ±20
±35 ±35
±35 ±35
Distance from the
Minimum Maximum
lens center to the
distance
image's bottom
(LW)
edge (H)
-0.054 ~ 0.595 1.06
-0.067 ~ 0.740 1.33
-0.081 ~ 0.886 1.60
-0.094 ~ 1.038 1.88
-0.108 ~ 1.183 2.14
Horizontal arc correction (viewed from above)
Screen
Arc center
Screen
used together
keystone
Min. value of Min. value of
R2/L2
angle β (°)
±15 1.4
±35 1.0
±35 0.8
16:9 aspect ratio
Distance from the
lens center to the
distance
image's bottom
(LT)
edge (H)
1.99 -0.083 ~ 0.583
2.49 -0.104 ~ 0.726
2.99 -0.124 ~ 0.869
3.51 -0.145 ~ 1.018
4.00 -0.166 ~ 1.160
Projection distance
Arc radius
Projection distance
Arc radius
Only [CURVED
CORRECTION] used
Min. value of Min. value of
R3/L3 R2/L2
2.9 0.7
1.0 1.0
0.9 0.8
4:3 aspect ratio
Distance from the
Minimum Maximum
lens center to the
distance distance
image's bottom
(LW) (LT)
edge (H)
1.17 2.20 -0.061 ~ 0.671
1.47 2.75 -0.076 ~ 0.838
1.76 3.30 -0.091 ~ 1.003
2.07 3.86 -0.107 ~ 1.175
2.37 4.41 -0.122 ~ 1.340
ENGLISH - 33
R3/L3
1.6
1.0
0.9
(Unit: m)