Screen Size and Projection Distance
Tele-zoom Lens (AN-C18MZ)
F1.7-F2.2, f=36.5-46.3 mm
NORMAL Mode (4:3)
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| Picture (Screen) size |
| Projection distance [L] | Distance from the lens center | ||||||
Diag. [χ] | Width | Height | Minimum [L1] | Maximum [L2] | to the bottom of the image [H] | ||||||
250'' | (635 cm) | 508 cm | (200'') | 381 cm | (150'') | 11.3 m | (37' 2") | 14.4 m | (47' 1") | ||
200'' | (508 cm) | 406 cm | (160'') | 305 cm | (120'') | 9.1 m | (29' 9") | 11.5 m | (37' 8") | ||
150'' | (381 cm) | 305 cm | (120'') | 229 cm | (90'') | 6.8 m | (22' 3") | 8.6 m | (28' 3") | ||
100'' | (254 cm) | 203 cm | (80'') | 152 cm | (60'') | 4.5 m | (14' 10") | 5.7 m | (18' 10") | ||
84'' | (213 cm) | 171 cm | (67'') | 128 cm | (50'') | 3.8 m | (12' 6") | 4.8 m | (15' 10") | ||
80'' | (203 cm) | 163 cm | (64'') | 122 cm | (48'') | 3.6 m | (11' 11") | 4.6 m | (15' 1") | ||
72'' | (183 cm) | 146 cm | (58'') | 110 cm | (43'') | 3.3 m | (10' 8") | 4.1 m | (13' 7") | ||
60'' | (152 cm) | 122 cm | (48'') | 91 cm | (36'') | 2.7 m | (8' 11") | 3.4 m | (11' 4") | ||
40'' | (102 cm) | 81 cm | (32'') | 61 cm | (24'') | 1.8 m | (5' 11") | 2.3 m | (7' 6") |
χ: | Picture size (diag.) (in/cm) | The formula for picture size and projection distance | |
L: | Projection distance(m/ft) | [m/cm] | |
L1: | Minimum projection distance (m/ft) | L1 | (m) = 0.04529χ |
L2: | Maximum projection distance (m/ft) | L2 | (m) = 0.05745χ |
H: | Distance from the lens center to the bottom of the image (cm/in) | H1 (cm) = | |
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| [Feet/inches] | |
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| L1 | (ft) = 0.04529χ / 0.3048 |
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| L2 | (ft) = 0.05745χ / 0.3048 |
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| H (in) = |
STRETCH Mode (16:9)
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| Picture (Screen) size |
| Projection distance [L] | Distance from the lens center | Adjustable range of | |||||||
Diag. [χ] | Width | Height | Minimum [L1] | Maximum [L2] | to the bottom of the image [H] | image position [S] | |||||||
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225'' | (572 cm) | 498 cm | (196'') | 280 cm | (110'') | 11.1 m | (36' 5") | 14.1 m | (46' 2") | 9 cm | (3 43/64") | ±47 cm | (±18 25/64") |
200'' | (508 cm) | 443 cm | (174'') | 249 cm | (98'') | 9.9 m | (32' 5") | 12.5 m | (41' 1") | 8 cm | (3 17/64") | ±42 cm | (±16 11/32") |
150'' | (381 cm) | 332 cm | (131'') | 187 cm | (74'') | 7.4 m | (24' 3") | 9.4 m | (30' 10") | 6 cm | (2 29/64") | ±31 cm | (±12 1/4") |
133'' | (338 cm) | 294 cm | (116'') | 166 cm | (65'') | 6.6 m | (21' 6") | 8.3 m | (27' 4") | 6 cm | (2 11/64") | ±28 cm | (±10 7/8") |
106'' | (269 cm) | 235 cm | (92'') | 132 cm | (52'') | 5.2 m | (17' 2") | 6.6 m | (21' 9") | 4 cm | (1 47/64") | ±22 cm | (±8 21/32") |
100'' | (254 cm) | 221 cm | (87'') | 125 cm | (49'') | 4.9 m | (16' 2") | 6.3 m | (20' 6") | 4 cm | (1 41/64") | ±21 cm | (±8 11/64") |
92'' | (234 cm) | 204 cm | (80'') | 115 cm | (45'') | 4.5 m | (14' 11") | 5.8 m | (18' 11") | 4 cm | (1 1/2") | ±19 cm | (±7 33/64") |
84'' | (213 cm) | 186 cm | (73'') | 105 cm | (41'') | 4.1 m | (13' 7") | 5.3 m | (17' 3") | 3 cm | (1 3/8") | ±17 cm | (±6 55/64") |
80'' | (203 cm) | 177 cm | (70'') | 100 cm | (39'') | 3.9 m | (12' 11") | 5.0 m | (16' 5") | 3 cm | (1 5/16") | ±17 cm | (±6 17/32") |
72'' | (183 cm) | 159 cm | (63'') | 90 cm | (35'') | 3.6 m | (11' 8") | 4.5 m | (14' 9") | 3 cm | (1 11/64") | ±15 cm | (±5 57/64") |
60'' | (152 cm) | 133 cm | (52'') | 75 cm | (29'') | 3.0 m | (9' 9") | 3.8 m | (12' 4") | 2 cm | (63/64") | ±12 cm | (±4 29/32") |
40'' | (102 cm) | 89 cm | (35'') | 50 cm | (20'') | 2.0 m | (6' 6") | 2.5 m | (8' 3") | 2 cm | (21/32") | ±8 cm | (±3 17/64") |
χ: | Picture size (diag.) (in/cm) | The formula for picture size and projection distance | |
L: | Projection distance(m/ft) | [m/cm] | |
L1: | Minimum projection distance (m/ft) | L1 | (m) = 0.04934χ |
L2: | Maximum projection distance (m/ft) | L2 | (m) = 0.06259χ |
H: | Distance from the lens center to the bottom of the image (cm/in) | H (cm) = 0.04151χ | |
S: | Adjustable range of image position (cm/in) | S (cm) = ±0.20754χ | |
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| [Feet/inches] | |
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| L1 | (ft) = 0.04934χ / 0.3048 |
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| L2 | (ft) = 0.06259χ / 0.3048 |
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| H1 (in) = 0.04151χ / 2.54 | |
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| S (in) = ±0.20754χ / 2.54 |
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.