Panasonic PT-DW90XE - Manual (Page 34)

Setting up
34
- ENGLISH
Getting Started
Calculation formulas for projection distance by lens types
J
(for PT-DW90XE)
Model number of
projection lens
Throw ratio Aspect ratio Projection distance (L) formula Unit : m
Zoom lens
ET-D75LE1
1.5–2.0 : 1 16 : 9
Min. : L = 1.3504 × SD (m) - 0.0760
Max. : L = 1.8031 × SD (m) - 0.1004
2.0–2.7 : 1 4 : 3
Min. : L = 1.6496 × SD (m) - 0.0760
Max. : L = 2.2047 × SD (m) - 0.1004
ET-D75LE2
2.1–3.1 : 1 16 : 9
Min. : L = 1.8110 × SD (m) - 0.0795
Max. : L = 2.7126 × SD (m) - 0.1064
2.7–4.1 : 1 4 : 3
Min. : L = 2.2165 × SD (m) - 0.0795
Max. : L = 3.3228 × SD (m) - 0.1064
ET-D75LE3
3.1–5.2 : 1 16 : 9
Min. : L = 2.7126 × SD (m) - 0.0958
Max. : L = 4.5315 × SD (m) - 0.1216
4.1–6.9 : 1 4 : 3
Min. : L = 3.3228 × SD (m) - 0.0958
Max. : L = 5.5472 × SD (m) - 0.1216
ET-D75LE4
5.2–8.2 : 1 16 : 9
Min. : L = 4.5315 × SD (m) - 0.1158
Max. : L = 7.2087 × SD (m) - 0.1013
6.9–11.0 : 1 4 : 3
Min. : L = 5.5472 × SD (m) - 0.1158
Max. : L = 8.8228 × SD (m) - 0.1013
ET-D75LE8
8.2–15.4 : 1 16 : 9
Min. : L = 7.2087 × SD (m) - 0.3862
Max. : L = 13.5039 × SD (m) - 0.3598
10.9–20.6 : 1 4 : 3
Min. : L = 8.8228 × SD (m) - 0.3862
Max. : L = 16.5354 × SD (m) - 0.3598
ET-D75LE6
1.0–1.2 : 1 16 : 9
Min. : L = 0.9094 × SD (m) - 0.0566
Max. : L = 1.0906 × SD (m) - 0.0736
1.4–1.6 : 1 4 : 3
Min. : L = 1.1142 × SD (m) - 0.0566
Max. : L = 1.3346 × SD (m) - 0.0736
ET-D75LE10
1.4–1.9 : 1 16 : 9
Min. : L = 1.2756 × SD (m) - 0.0857
Max. : L = 1.6496 × SD (m) - 0.1085
1.9–2.5 : 1 4 : 3
Min. : L = 1.5630 × SD (m) - 0.0857
Max. : L = 2.0197 × SD (m) - 0.1085
ET-D75LE20
1.8–2.7 : 1 16 : 9
Min. : L = 1.6339 × SD (m) - 0.0832
Max. : L = 2.3701 × SD (m) - 0.1162
2.5–3.6 : 1 4 : 3
Min. : L = 2.0000 × SD (m) - 0.0832
Max. : L = 2.9055 × SD (m) - 0.1162
ET-D75LE30
2.7–5.2 : 1 16 : 9
Min. : L = 2.3543 × SD (m) - 0.1131
Max. : L = 4.5669 × SD (m) - 0.1765
3.6–6.9 : 1 4 : 3
Min. : L = 2.8819 × SD (m) - 0.1131
Max. : L = 5.5906 × SD (m) - 0.1765
Fixed-
focus lens
ET-D75LE5
0.8 : 1 16 : 9 L = 0.6929 × SD (m) - 0.0835
1.0 : 1 4 : 3 L = 0.8504 × SD (m) - 0.0835
Front leg adjusters and throwing angle
You can screw up/down the front leg adjusters to control the angle of the projector for adjusting the throwing
angle.
Attention
Heated air comes out of the air exhaust port. Do not touch the air exhaust port directly. z
Adjustable range
Front adjuster leg : 50 mm
Rear adjuster leg : 10 mm