Panasonic PT-DS100XE Operating Instructions Manual page 33

Calculation formulas for projection distance by lens types
J
(for PT-DS100XE)
Model number of
projection lens
ET-D75LE1
ET-D75LE2
ET-D75LE3
ET-D75LE4
ET-D75LE8
ET-D75LE6
ET-D75LE10
ET-D75LE20
ET-D75LE30
ET-D75LE5
Throw ratio Aspect ratio
4 : 3
1.5–2.0 : 1
16 : 9
4 : 3
2.0–3.0 : 1
16 : 9
4 : 3
3.0–5.0 : 1
16 : 9
4 : 3
5.0–8.0 : 1
16 : 9
7.9–15.0 : 1 4 : 3
8.0–15.0 : 1 16 : 9
4 : 3
1.0–1.2 : 1
16 : 9
4 : 3
1.4–1.8 : 1
16 : 9
4 : 3
1.8–2.6 : 1
16 : 9
4 : 3
2.6–5.1 : 1
16 : 9
4 : 3
0.8 : 1
16 : 9
Projection distance (L) formula
Min. : L = 1.2087 × SD (m) - 0.0760
Max. : L = 1.6142 × SD (m) - 0.1004
Min. : L = 1.3150 × SD (m) - 0.0760
Max. : L = 1.7559 × SD (m) - 0.1004
Min. : L = 1.6220 × SD (m) - 0.0795
Max. : L = 2.4291 × SD (m) - 0.1064
Min. : L = 1.7638 × SD (m) - 0.0795
Max. : L = 2.6457 × SD (m) - 0.1064
Min. : L = 2.4291 × SD (m) - 0.0958
Max. : L = 4.0591 × SD (m) - 0.1216
Min. : L = 2.6457 × SD (m) - 0.0958
Max. : L = 4.4213 × SD (m) - 0.1216
Min. : L = 4.0591 × SD (m) - 0.1158
Max. : L = 6.4528 × SD (m) - 0.1013
Min. : L = 4.4213 × SD (m) - 0.1158
Max. : L = 7.0315 × SD (m) - 0.1013
Min. : L = 6.4567 × SD (m) - 0.3862
Max. : L = 12.0945 × SD (m) - 0.3598
Min. : L = 7.0315 × SD (m) - 0.3862
Max. : L = 13.1732 × SD (m) - 0.3598
Min. : L = 0.8150 × SD (m) - 0.0566
Max. : L = 0.9764 × SD (m) - 0.0736
Min. : L = 0.8858 × SD (m) - 0.0566
Max. : L = 1.0630 × SD (m) - 0.0736
Min. : L = 1.1417 × SD (m) - 0.0857
Max. : L = 1.4764 × SD (m) - 0.1085
Min. : L = 1.2441 × SD (m) - 0.0857
Max. : L = 1.6102 × SD (m) - 0.1085
Min. : L = 1.4606 × SD (m) - 0.0832
Max. : L = 2.1260 × SD (m) - 0.1162
Min. : L = 1.5906 × SD (m) - 0.0832
Max. : L = 2.3150 × SD (m) - 0.1162
Min. : L = 2.1102 × SD (m) - 0.1131
Max. : L = 4.0906 × SD (m) - 0.1765
Min. : L = 2.2953 × SD (m) - 0.1131
Max. : L = 4.4567 × SD (m) - 0.1765
L = 0.6220 × SD (m) - 0.0835
L = 0.6772 × SD (m) - 0.0835
Setting up
Unit : m
33
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