Panasonic PT-VW345NZ Operating Instructions Manual page 33

For PT-VX415NZ
All measurements below are approximate and may differ slightly from the actual measurements. (Unit: m)
Projection size
Screen diagonal (SD)
0.76 (30")
1.02 (40")
1.27 (50")
1.52 (60")
1.78 (70")
2.03 (80")
2.29 (90")
2.54 (100")
3.05 (120")
3.81 (150")
5.08 (200")
6.35 (250")
7.62 (300")
Projection distance formulas
Any other projection distance can be obtained according to the screen dimensions (m) using the following calculations.
The calculated distance may contain a certain error.
If the screen dimensions are written as "SD",
For PT-VW345NZ
Screen height (SH)
Screen width (SW)
Minimum distance (LW)
Maximum distance (LT)
For PT-VX415NZ
Screen height (SH)
Screen width (SW)
Minimum distance (LW)
Maximum distance (LT)
Chapter 2 Getting Started - Setting up
For 4:3 aspect ratio
Minimum Maximum
distance distance
Height position (H)
(LW) (LT)
0.7 1.1
0.9 1.5
1.2 1.9
1.4 2.3
1.7 2.7
1.9 3.1
2.2 3.5
2.4 3.9
2.9 4.7
3.6 5.8
4.8 7.8
6.0 9.7
7.3 11.7
For 4:3 aspect ratio
= SD(m) × 0.6
= SD(m) × 0.8
= 1.1458 × SD(m) - 0.0294
= 1.8467 × SD(m) - 0.0319
For 4:3 aspect ratio
= SD(m) × 0.6
= SD(m) × 0.8
= 0.9548 × SD(m) - 0.0294
= 1.5389 × SD(m) - 0.0319
Minimum
distance
(LW)
0.046 0.8
0.061 1.0
0.076 1.3
0.091 1.6
0.107 1.8
0.122 2.1
0.137 2.3
0.152 2.6
0.183 3.1
0.229 3.9
0.305 5.3
0.381 6.6
0.457 7.9
For 16:9 aspect ratio
= SD(m) × 0.490
= SD(m) × 0.872
= 1.0402 × SD(m) - 0.0294
= 1.6765 × SD(m) - 0.0319
= SD(m) × 0.490
= SD(m) × 0.872
= 1.0403 × SD(m) - 0.0294
= 1.6766 × SD(m) - 0.0319
For 16:9 aspect ratio
Maximum
distance
Height position (H)
(LT)
1.2 0.037
1.7 0.050
2.1 0.062
2.5 0.075
3.0 0.087
3.4 0.100
3.8 0.112
4.2 0.125
5.1 0.149
6.4 0.187
8.5 0.249
10.6 0.311
12.7 0.374
For 16:10 aspect ratio
= SD(m) × 0.530
= SD(m) × 0.848
= 1.0121 × SD(m) - 0.0294
= 1.6312 × SD(m) - 0.0319
For 16:9 aspect ratio
ENGLISH - 33