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ページを印刷するScreen Size and Projection Distance
Tele-zoom Lens (AN-C18MZ)
F1.7-F2.2, f=36.5-46.3 mm
NORMAL Mode (4:3)
Picture (Screen) size
Diag. [ χ ]
Width
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'')
80'' (203 cm) 163 cm
(64'')
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
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'')
80'' (203 cm) 177 cm
(70'')
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)
Note
• Allow a margin of error in the value in the diagrams above.
• When the distance from the lens center to the bottom of the image [H] is a negative number, this indicates
that the bottom of the image is below the lens center.
-6
Projection distance [L]
Height
Minimum [L1]
381 cm (150'')
11.3 m (37' 2")
305 cm (120'')
9.1 m (29' 9")
229 cm
(90'')
6.8 m (22' 3")
152 cm
(60'')
4.5 m (14' 10")
128 cm
(50'')
3.8 m (12' 6")
122 cm
(48'')
3.6 m (11' 11")
110 cm
(43'')
3.3 m (10' 8")
91 cm
(36'')
2.7 m (8' 11")
61 cm
(24'')
1.8 m (5' 11")
Projection distance [L]
Height
Minimum [L1]
280 cm (110'')
11.1 m (36' 5")
249 cm
(98'')
9.9 m (32' 5")
187 cm
(74'')
7.4 m (24' 3")
166 cm
(65'')
6.6 m (21' 6")
132 cm
(52'')
5.2 m (17' 2")
125 cm
(49'')
4.9 m (16' 2")
115 cm
(45'')
4.5 m (14' 11")
105 cm
(41'')
4.1 m (13' 7")
100 cm
(39'')
3.9 m (12' 11")
90 cm
(35'')
3.6 m (11' 8")
75 cm
(29'')
3.0 m
(9' 9")
50 cm
(20'')
2.0 m
(6' 6")
Distance from the lens center
to the bottom of the image [H]
Maximum [L2]
14.4 m (47' 1")
–38 cm
11.5 m (37' 8")
–30 cm
8.6 m (28' 3")
–23 cm
5.7 m (18' 10")
–15 cm
4.8 m (15' 10")
–13 cm
4.6 m (15' 1")
–12 cm
4.1 m (13' 7")
–11 cm
3.4 m (11' 4")
–9 cm
2.3 m
(7' 6")
–6 cm
The formula for picture size and projection distance
[m/cm]
L1 (m) = 0.04529 χ
L2 (m) = 0.05745 χ
H1 (cm) = –0.1524 χ
[Feet/inches]
L1 (ft) = 0.04529 χ / 0.3048
L2 (ft) = 0.05745 χ / 0.3048
H (in) = –0.1524 χ / 2.54
Distance from the lens center
to the bottom of the image [H]
Maximum [L2]
14.1 m (46' 2")
9 cm
12.5 m (41' 1")
8 cm
9.4 m (30' 10")
6 cm
8.3 m (27' 4")
6 cm
6.6 m (21' 9")
4 cm
6.3 m (20' 6")
4 cm
5.8 m (18' 11")
4 cm
5.3 m (17' 3")
3 cm
5.0 m (16' 5")
3 cm
4.5 m (14' 9")
3 cm
3.8 m (12' 4")
2 cm
2.5 m
(8' 3")
2 cm
The formula for picture size and projection distance
[m/cm]
L1 (m) = 0.04934 χ
L2 (m) = 0.06259 χ
H (cm) = 0.04151 χ
S (cm) = ±0.20754 χ
[Feet/inches]
L1 (ft) = 0.04934 χ / 0.3048
L2 (ft) = 0.06259 χ / 0.3048
H1 (in) = 0.04151 χ / 2.54
S (in) = ±0.20754 χ / 2.54
(–15")
(–12")
(–9")
(–6")
(–5
3
/
")
64
(–4
51
/
")
64
(–4
5
/
")
16
(–3
19
/
")
32
(–2
13
/
")
32
Adjustable range of
image position [S]
±47 cm
43
(3
/
")
(±18
64
±42 cm
17
(3
/
")
(±16
64
±31 cm
29
(2
/
")
(±12
64
±28 cm
11
(2
/
")
(±10
64
±22 cm
47
(1
/
")
(±8
64
±21 cm
41
(1
/
")
(±8
64
±19 cm
1
(1
/
")
(±7
2
±17 cm
3
(1
/
")
(±6
8
±17 cm
5
(1
/
")
(±6
16
±15 cm
11
(1
/
")
(±5
64
±12 cm
63
(
/
")
(±4
64
±8 cm
21
(
/
")
(±3
32
25
/
")
64
11
/
")
32
1
/
")
4
7
/
")
8
21
/
")
32
11
/
")
64
33
/
")
64
55
/
")
64
17
/
")
32
57
/
")
64
29
/
")
32
17
/
")
64