Panasonic PT-DZ21KU Operating Instructions - Page 40

Formula to calculate projection distance per projection lens for, PT-DS20KU, Projection lens

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Getting Started Setting up Projection lens Zoom Lens ET-D75LE40 Fixed-Focus Lens ET-D75LE5 ET-D75LE50 Throw ratio 4.6 to 7.4:1 Aspect ratio 16:10 4.6 to 7.4:1 16:9 5.5 to 8.9:1 0.7:1 0.7:1 0.8:1 0.7:1 0.7:1 0.8:1 4:3 16:10 16:9 4:3 16:10 16:9 4:3 Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) - - - - - - Projection distance (L) formula L = 3.9528 x SD (m) - 0.1577 L = 6.3031 x SD (m) - 0.1615 L = 4.0630 x SD (m) - 0.1577 L = 6.4764 x SD (m) - 0.1615 L = 4.4764 x SD (m) - 0.1577 L = 7.1339 x SD (m) - 0.1615 L = 0.6063 x SD (m) - 0.0835 L = 0.6220 x SD (m) - 0.0835 L = 0.6850 x SD (m) - 0.0835 L = 0.6063 x SD (m) - 0.0713 L = 0.6260 x SD (m) - 0.0713 L = 0.6890 x SD (m) - 0.0713 ■■Formula to calculate projection distance per projection lens (for PT-DS20KU) Projection lens ET-D75LE1 ET-D75LE2 ET-D75LE3 ET-D75LE4 ET-D75LE8 Zoom Lens ET-D75LE6 ET-D75LE10 ET-D75LE20 ET-D75LE30 ET-D75LE40 ET-D75LE5 Fixed-Focus Lens ET-D75LE50 Throw ratio 1.5 to 2.0:1 Aspect ratio 4:3 16:9 4:3 2.0 to 3.0:1 16:9 4:3 3.0 to 5.0:1 16:9 4:3 5.0 to 8.0:1 16:9 7.9 to 15.0:1 4:3 8.0 to 15.0:1 16:9 4:3 1.0 to 1.2:1 16:9 4:3 1.4 to 1.8:1 16:9 4:3 1.8 to 2.6:1 16:9 4:3 2.6 to 5.1:1 16:9 4:3 5.0 to 8.0:1 16:9 0.8:1 4:3 16:9 0.8:1 4:3 16:9 Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) Min. (LW) Max. (LT) - - - - Projection distance (L) formula L = 1.2087 x SD (m) - 0.0760 L = 1.6142 x SD (m) - 0.1004 L = 1.3150 x SD (m) - 0.0760 L = 1.7559 x SD (m) - 0.1004 L = 1.6220 x SD (m) - 0.0795 L = 2.4291 x SD (m) - 0.1064 L = 1.7638 x SD (m) - 0.0795 L = 2.6457 x SD (m) - 0.1064 L = 2.4291 x SD (m) - 0.0958 L = 4.0591 x SD (m) - 0.1216 L = 2.6457 x SD (m) - 0.0958 L = 4.4213 x SD (m) - 0.1216 L = 4.0591 x SD (m) - 0.1158 L = 6.4528 x SD (m) - 0.1013 L = 4.4213 x SD (m) - 0.1158 L = 7.0315 x SD (m) - 0.1013 L = 6.4567 x SD (m) - 0.3862 L = 12.0945 x SD (m) - 0.3598 L = 7.0315 x SD (m) - 0.3862 L = 13.1732 x SD (m) - 0.3598 L = 0.8150 x SD (m) - 0.0566 L = 0.9764 x SD (m) - 0.0736 L = 0.8858 x SD (m) - 0.0566 L = 1.0630 x SD (m) - 0.0736 L = 1.1417 x SD (m) - 0.0857 L = 1.4764 x SD (m) - 0.1085 L = 1.2441 x SD (m) - 0.0857 L = 1.6102 x SD (m) - 0.1085 L = 1.4606 x SD (m) - 0.0832 L = 2.1260 x SD (m) - 0.1162 L = 1.5906 x SD (m) - 0.0832 L = 2.3150 x SD (m) - 0.1162 L = 2.1102 x SD (m) - 0.1131 L = 4.0906 x SD (m) - 0.1765 L = 2.2953 x SD (m) - 0.1131 L = 4.4567 x SD (m) - 0.1765 L = 4.0394 x SD (m) - 0.1577 L = 6.4370 x SD (m) - 0.1615 L = 4.3976 x SD (m) - 0.1577 L = 7.0118 x SD (m) - 0.1615 L = 0.6220 x SD (m) - 0.0835 L = 0.6772 x SD (m) - 0.0835 L = 0.6220 x SD (m) - 0.0713 L = 0.6772 x SD (m) - 0.0713 40 - ENGLISH

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Setting up
40 - ENGLISH
Getting Started
Projection lens
Throw ratio
Aspect ratio
Projection distance (L) formula
Zoom Lens
ET-D75LE40
4.6 to 7.4:1
16:10
Min. (LW)
L = 3.9528 x SD (m) – 0.1577
Max. (LT)
L = 6.3031 x SD (m) – 0.1615
4.6 to 7.4:1
16:9
Min. (LW)
L = 4.0630 x SD (m) – 0.1577
Max. (LT)
L = 6.4764 x SD (m) – 0.1615
5.5 to 8.9:1
4:3
Min. (LW)
L = 4.4764 x SD (m) – 0.1577
Max. (LT)
L = 7.1339 x SD (m) – 0.1615
Fixed-Focus
Lens
ET-D75LE5
0.7:1
16:10
—
L = 0.6063 x SD (m) – 0.0835
0.7:1
16:9
—
L = 0.6220 x SD (m) – 0.0835
0.8:1
4:3
—
L = 0.6850 x SD (m) – 0.0835
ET-D75LE50
0.7:1
16:10
—
L = 0.6063 x SD (m) – 0.0713
0.7:1
16:9
—
L = 0.6260 x SD (m) – 0.0713
0.8:1
4:3
—
L = 0.6890 x SD (m) – 0.0713
▶
■
Formula to calculate projection distance per projection lens (for
PT-DS20KU)
Projection lens
Throw ratio
Aspect ratio
Projection distance (L) formula
Zoom Lens
ET-D75LE1
1.5 to 2.0:1
4:3
Min. (LW)
L = 1.2087 x SD (m) – 0.0760
Max. (LT)
L = 1.6142 x SD (m) – 0.1004
16:9
Min. (LW)
L = 1.3150 x SD (m) – 0.0760
Max. (LT)
L = 1.7559 x SD (m) – 0.1004
ET-D75LE2
2.0 to 3.0:1
4:3
Min. (LW)
L = 1.6220 x SD (m) – 0.0795
Max. (LT)
L = 2.4291 x SD (m) – 0.1064
16:9
Min. (LW)
L = 1.7638 x SD (m) – 0.0795
Max. (LT)
L = 2.6457 x SD (m) – 0.1064
ET-D75LE3
3.0 to 5.0:1
4:3
Min. (LW)
L = 2.4291 x SD (m) – 0.0958
Max. (LT)
L = 4.0591 x SD (m) – 0.1216
16:9
Min. (LW)
L = 2.6457 x SD (m) – 0.0958
Max. (LT)
L = 4.4213 x SD (m) – 0.1216
ET-D75LE4
5.0 to 8.0:1
4:3
Min. (LW)
L = 4.0591 x SD (m) – 0.1158
Max. (LT)
L = 6.4528 x SD (m) – 0.1013
16:9
Min. (LW)
L = 4.4213 x SD (m) – 0.1158
Max. (LT)
L = 7.0315 x SD (m) – 0.1013
ET-D75LE8
7.9 to 15.0:1
4:3
Min. (LW)
L = 6.4567 x SD (m) – 0.3862
Max. (LT)
L = 12.0945 x SD (m) – 0.3598
8.0 to 15.0:1
16:9
Min. (LW)
L = 7.0315 x SD (m) – 0.3862
Max. (LT)
L = 13.1732 x SD (m) – 0.3598
ET-D75LE6
1.0 to 1.2:1
4:3
Min. (LW)
L = 0.8150 x SD (m) – 0.0566
Max. (LT)
L = 0.9764 x SD (m) – 0.0736
16:9
Min. (LW)
L = 0.8858 x SD (m) – 0.0566
Max. (LT)
L = 1.0630 x SD (m) – 0.0736
ET-D75LE10
1.4 to 1.8:1
4:3
Min. (LW)
L = 1.1417 x SD (m) – 0.0857
Max. (LT)
L = 1.4764 x SD (m) – 0.1085
16:9
Min. (LW)
L = 1.2441 x SD (m) – 0.0857
Max. (LT)
L = 1.6102 x SD (m) – 0.1085
ET-D75LE20
1.8 to 2.6:1
4:3
Min. (LW)
L = 1.4606 x SD (m) – 0.0832
Max. (LT)
L = 2.1260 x SD (m) – 0.1162
16:9
Min. (LW)
L = 1.5906 x SD (m) – 0.0832
Max. (LT)
L = 2.3150 x SD (m) – 0.1162
ET-D75LE30
2.6 to 5.1:1
4:3
Min. (LW)
L = 2.1102 x SD (m) – 0.1131
Max. (LT)
L = 4.0906 x SD (m) – 0.1765
16:9
Min. (LW)
L = 2.2953 x SD (m) – 0.1131
Max. (LT)
L = 4.4567 x SD (m) – 0.1765
ET-D75LE40
5.0 to 8.0:1
4:3
Min. (LW)
L = 4.0394 x SD (m) – 0.1577
Max. (LT)
L = 6.4370 x SD (m) – 0.1615
16:9
Min. (LW)
L = 4.3976 x SD (m) – 0.1577
Max. (LT)
L = 7.0118 x SD (m) – 0.1615
Fixed-Focus
Lens
ET-D75LE5
0.8:1
4:3
—
L = 0.6220 x SD (m) – 0.0835
16:9
—
L = 0.6772 x SD (m) – 0.0835
ET-D75LE50
0.8:1
4:3
—
L = 0.6220 x SD (m) – 0.0713
16:9
—
L = 0.6772 x SD (m) – 0.0713