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Setting up the Projector (Continued)
Screen Size and Projection Distance
NORMAL Mode (4:3)
Picture (Screen) size
Diag. [ χ ]
Width
300 (762 cm)
610 cm (240 )
270 (686 cm)
549 cm (216 )
250 (635 cm)
508 cm (200 )
200 (508 cm)
406 cm (160 )
150 (381 cm)
305 cm (120 )
100 (254 cm)
203 cm (80 )
84 (213 cm)
171 cm (67 )
72 (183 cm)
146 cm (58 )
60 (152 cm)
122 cm (48 )
40 (102 cm)
81 cm (32 )
χ : Picture size (diag.) (in/cm)
L: Projection distance (m/ft)
L1: Minimum projection distance (m/ft)
L2: Maximum projection distance (m/ft)
H: Distance from the lens center to the bottom of the image (cm/in)
STRETCH Mode (16:9)
Picture (Screen) size
Diag. [ χ ]
Width
250 (635 cm)
553 cm (218 )
225 (572 cm)
498 cm (196 )
200 (508 cm)
443 cm (174 )
150 (381 cm)
332 cm (131 )
133 (338 cm)
294 cm (116 )
106 (269 cm)
235 cm (92 )
100 (254 cm)
221 cm (87 )
92 (234 cm)
204 cm (80 )
84 (213 cm)
186 cm (73 )
72 (183 cm)
159 cm (63 )
60 (152 cm)
133 cm (52 )
40 (102 cm)
89 cm (35 )
χ : Picture size (diag.) (in/cm)
L: Projection distance (m/ft)
L1: Minimum projection distance (m/ft)
L2: Maximum projection distance (m/ft)
H: Distance from the lens center to the bottom of the image (cm/in)
S: Adjustable range of image position (cm/in) See page 41.
Note
• Refer to page 18 concerning "Projection distance [L]" and "Distance from the lens center to the
bottom of the image [H]".
• Allow a margin of error in the values in the diagrams above.
20
Projection distance [L]
Height
Minimum [L1]
457 cm (180 )
11.2 m (36 10 )
411 cm (162 )
10.1 m (33 2 )
381 cm (150 )
9.4 m (30 9 )
305 cm (120 )
7.5 m (24 7 )
229 cm (90 )
5.6 m (18 5 )
152 cm (60 )
3.7 m (12 3 )
128 cm (50 )
3.1 m (10 4 )
110 cm (43 )
2.7 m (8 10 )
91 cm (36 )
2.2 m (7 4 )
61 cm (24 )
1.5 m (4 11 )
Projection distance [L]
Height
Minimum [L1]
311 cm (123 )
10.2 m (33 6 )
280 cm (110 )
9.2 m (30 1 )
249 cm (98 )
8.2 m (26 9 )
187 cm (74 )
6.1 m (20 1 )
166 cm (65 )
5.4 m (17 10 )
132 cm (52 )
4.3 m (14 2 )
125 cm (49 )
4.1 m (13 5 )
115 cm (45 )
3.8 m (12 4 )
105 cm (41 )
3.4 m (11 3 )
90 cm (35 )
2.9 m (9 8 )
75 cm (29 )
2.4 m (8 )
50 cm (20 )
1.6 m (5 4 )
Distance from the lens center
to the bottom of the image [H]
Maximum [L2]
—
19 cm
(7
11.7 m (38 4 )
17 cm
(6
10.8 m (35 5 )
16 cm
(6
8.6 m (28 4 )
13 cm
(5
6.5 m (21 3 )
10 cm
(3
4.3 m (14 2 )
6 cm
(2
3.6 m (11 11 )
5 cm
(2
3.1 m (10 3 )
5 cm
(1
2.6 m (8 6 )
4 cm
(1
1.7 m (5 8 )
3 cm
(1
The formula for picture size and projection distance
[m/cm]
L1 (m) = 0.03745 χ
L2 (m) = 0.04323 χ
H (cm) = 0.064 χ
Distance from the lens center to
the bottom of the image [H]
Maximum [L2]
11.8 m (38 8 )
69 cm
10.6 m (34 9 )
62 cm
9.4 m (30 11 )
55 cm
7.1 m (23 2 )
42 cm
6.3 m (20 7 )
37 cm
5.0 m (16 5 )
29 cm
4.7 m (15 5 )
28 cm
4.3 m (14 3 )
26 cm
4.0 m (13 )
23 cm
3.4 m (11 2 )
20 cm
2.8 m (9 3 )
17 cm
1.9 m (6 2 )
11 cm
The formula for picture size and projection distance
[m/cm]
L1 (m) = 0.0408 χ
L2 (m) = 0.0471 χ
H (cm) = 0.27727 χ
S (cm) = ± 0.20754 χ
9
/
)
16
51
/
)
64
19
/
)
64
3
/
)
64
25
/
)
32
33
/
)
64
7
/
)
64
13
/
)
16
33
/
)
64
1
/
)
64
[Feet/inches]
L1 (ft) = 0.03745 χ / 0.3048
L2 (ft) = 0.04323 χ / 0.3048
H (in) = 0.064 χ / 2.54
Adjustable range of
image position [S]
19
(27
/
)
52 cm
( 20
64
9
(24
/
)
47 cm
( 18
16
53
(21
/
)
42 cm
( 16
64
3
(16
/
)
31 cm
( 12
8
33
(14
/
)
28 cm
( 10
64
37
(11
/
)
22 cm
( 8
64
59
(10
/
)
21 cm
( 8
64
3
(10
/
)
19 cm
( 7
64
11
(9
/
)
17 cm
( 6
64
55
(7
/
)
15 cm
( 5
64
35
(6
/
)
12 cm
( 4
64
23
(4
/
)
8 cm
( 3
64
[Feet/inches]
L1 (ft) = 0.0408 χ / 0.3048
L2 (ft) = 0.0471 χ / 0.3048
H (in) = 0.27727 χ / 2.54
S (in) = ± 0.20754 χ / 2.54
27
/
)
64
25
/
)
64
11
/
)
32
1
/
)
4
7
/
)
8
21
/
)
32
11
/
)
64
33
/
)
64
55
/
)
64
57
/
)
64
29
/
)
32
17
/
)
64
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