20
70
80
90
100
120
150
200
250
300
350
400
500
600
0.871
(2'10")
0.996
(3'3")
1.120
(3'8")
1.245
(4'1")
1.494
(4'11")
1.868
(6'2")
2.491
(8'2")
3.113
(10'3")
3.736
(12'3")
4.358
(14'4")
4.981
(16'4")
6.226
(20'5")
7.472
(24'7")
1.549
(5'1")
1.771
(5'10")
1.992
(6'7")
2.214
(7'3")
2.657
(8'9")
3.321
(10'11")
4.428
(14'6")
5.535
(18'2")
6.641
(21'70")
7.748
(25'5")
8.855
(29'0")
11.069
(36'4")
13.282
(43'8")
3.062
(10'1")
3.510
(11'6")
3.959
(13'0")
4.407
(14'6")
5.304
(17'5")
6.649
(21'10")
8.890
(29'37")
11.132
(36'7")
13.374
(44'0")
15.616
(51'4")
17.857
(58'9")
22.341
(73'6")
26.824
(88'3")
4.090
(13'5")
4.688
(15'5")
5.287
(17'4")
5.885
(19'4")
7.083
(23'3")
8.878
(29'2")
11.871
(39'0")
14.865
(48'11")
17.858
(58'9")
20.851
(68'7")
23.844
(78'5")
29.830
(98'0")
35.816
(117'10"
)
4.133
(13'7")
4.735
(15'7")
5.337
(17'7")
5.939
(19'6")
7.143
(23'6")
8.949
(29'5")
11.958
(39'4")
14.968
(49'3")
17.979
(59'11")
20.987
(69'0")
23.997
(78'11")
30.018
(98'9")
36.035
(
118'6"
)
6.196
(20'4")
7.097
(23'4")
7.997
(26'3")
8.897
(29'6")
10.698
(35'2")
13.399
(44'1")
17.901
(58'11")
22.403
(73'8")
26.905
(88'6")
31.407
(103'4")
35.909
(118'11")
44.913
(147'11")
53.917
(177'4")
6.258
(20'7")
7.166
(23'7")
8.074
(26'7")
8.982
(29'6")
10.798
(35'6")
13.522
(44'6")
18.081
(59'6")
22.601
(74'4")
27.140
(89'3")
31.680
(104'2")
36.219
(119'1")
45.298
(149'0")
54.377
(178'11")
10.326
(34'0")
11.819
(38'11")
13.311
(43'9")
14.804
(48'8")
17.788
(58'6")
22.266
(73'3")
29.728
(97'10")
37.190
(122'4")
44.652
(146'11")
52.114
(171'5")
59.577
(196'0")
74.501
(245'1")
89.425
(294'2")
10.332
(34'0")
11.824
(38'11")
13.317
(43'10")
14.809
(48'9")
17.794
(58'6")
22.271
(73'3")
29.734
(97'10")
37.196
(122'4")
44.658
(146'11")
52.120
(171'5")
59.582
(196'0")
74.507
(245'1")
89.431
(294'2")
16.845
(55'5")
19.266
(63'4")
21.687
(71'4")
24.108
(79'3")
28.950
(95'2")
36.213
(119'1")
48.318
(158'11")
60.424
(198'9")
72.529
(238'7")
84.634
(278'5")
96.740
(318'2")
120.950
(397'10")
145.161
(477'16")
1.535
(5'1")
1.766
(5'10")
1.998
(6'7")
2.229
(7'4")
2.692
(8'10")
3.386
(11'2")
4.542
(14'11")
5.699
(18'19")
6.855
(22'7")
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Screen
size
(inch)
Screen dimensions
Effective
width(SW
)
Minimum Maximum
ET-D75LE1/SC(1.87-2.5 :1)
Minimum Maximum
ET-D75LE2/SC(2.5-3.75 :1)
Minimum Maximum
ET-D75LE3
/SC
(3.75-6.25 :1)
Minimum Maximum
ET-D75LE4/SC(6.25-10.0 :1)
ET-D75LE5
(1.0 : 1)
Projection distance (L)
Zoom lens
Fixed-focus lens
Effective
height (SH)
• The projection distances listed here involve an error of ±5%.
• Keystone distortions are corrected in the way the screen size becomes smaller than the original one.
Note
Installation
Projection distances by the type of projection lenses (for PT-D7500U)
• For the screen aspect ratio of 16:9 Units: m (feet/inches)