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21
Projection distances by the type of projection lenses (for PT-D7600U)
• For the screen aspect ratio of 5:4 Units: m (feet/inches)
Screen
size
(inch)
Screen dimensions
70
80
90
100
120
150
200
250
300
350
400
500
600
1.111
(3'8")
1.270
(4'2")
1.428
(4'4")
1.587
(5'3")
1.905
(6'3")
2.381
(7'10")
3.175
(10'5")
3.968
(13'1")
4.762
(15'8")
5.556
(18'3")
6.350
(20'11")
7.937
(26'1")
9.520
(31'4")
1.389
(4'7")
1.587
(5'3")
1.785
(5'11")
1.984
(6'6")
2.381
(7'10")
2.976
(9'10")
3.968
(13'1")
4.960
(16'4")
5.953
(19'7")
6.945
(22'10")
7.937
(26'1")
9.921
(32'8")
11.906
(39'2")
Effective
width(SW
)
2.17
(7'2")
2.49
(8'2")
2.81
(9'3")
3.13
(10'4")
3.78
(11'1")
4.74
(15'7")
6.34
(20'10")
7.95
(26'2")
9.55
(31'5")
11.16
(36'9")
12.76
(42'0")
15.97
(52'7")
19.18
(63'1")
2.89
(9'6")
3.32
(10'11")
3.74
(12'4")
4.17
(13'9")
5.02
(16'6")
6.30
(20'9")
8.44
(27'9")
10.57
(34'9")
12.71
(41'10")
14.84
(48'10")
16.98
(55'10")
21.25
(69'11")
25.52
(83'11")
2.92
(9'7")
3.35
(11'0")
3.78
(12'5")
4.21
(13'10")
5.07
(16'8")
6.36
(20'11")
8.50
(28'0")
10.65
(35'0")
12.79
(42'1")
14.94
(49'2")
17.08
(56'2")
21.37
(70'4")
25.66
(84'5")
4.41
(14'6")
5.05
(16'7")
5.70
(18'9")
6.34
(20'10")
7.63
(25'1")
9.57
(31'6")
12.79
(42'1")
16.02
(52'8")
19.24
(63'3")
22.47
(73'11")
25.69
(84'6")
32.14
(105'9")
38.59
(126'11")
4.42
(14'6")
5.06
(16'7")
5.71
(18'9")
6.35
(20'10")
7.64
(25'2")
9.58
(31'6")
12.80
(42'1")
16.03
(52'8")
19.25
(63'4")
22.48
(74'0")
25.70
(84'7")
32.15
(105'10")
38.60
(127'0")
7.40
(24'4")
8.48
(27'11")
9.55
(31'5")
10.63
(35'0")
12.78
(42'0")
16.00
(52'8")
21.38
(70'4")
26.75
(88'0")
32.13
(105'8")
37.50
(123'4")
42.88
(141'1")
53.63
(176'5")
64.38
(211'10"
)
7.41
(24'5")
8.48
(27'11")
9.56
(31'5")
10.63
(35'0")
12.78
(42'0")
16.01
(52'8")
21.38
(70'4")
26.76
(88'0")
32.13
(105'8")
37.51
(123'4")
42.88
(141'1")
53.63
(176'5")
64.38
(211'10"
)
11.97
(39'4")
13.69
(45'0")
15.41
(50'7")
17.14
(56'5")
20.59
(67'9")
25.70
(84'7")
34.38
(113'1")
43.00
(141'5")
51.62
(169'10")
60.24
(198'2")
68.86
(226'6")
86.10
(283'3")
103.34
(339'11"
)
1.13
(3'9")
1.29
(4'3")
1.45
(4'9")
1.62
(5'4")
1.94
(6'5")
2.43
(8'0")
3.24
(10'8")
4.05
(13'4")
4.86
(16'0")
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Minimum Maximum
ET-D75LE1/SC (1.5-2.0 :1)
Minimum Maximum
ET-D75LE2/SC (2.0-3.0 : 1)
Minimum Maximum
ET-D75LE3/SC (3.0-5.0 :1)
Minimum Maximum
ET-D75LE4
/SC
(5.0-8.0 :1)
ET-D75LE5
(0.8 : 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