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STRETCH Mode (16:9)
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]
300" (762 cm) 261" (664 cm) 147"(374 cm)
35' 9" (10.9 m) 42' 8" (13.0 m) –4
47
/64"(–12.0 cm)
250" (635 cm) 218" (553 cm) 123"(311 cm)
29' 6" (9.0 m) 35' 5" (10.8 m) –3
15
/16"(–10.0 cm)
225" (572 cm) 196" (498 cm) 110"(280 cm)
26' 7" (8.1 m) 31'10" (9.7 m) –3
35
/64"(–9.0 cm)
200" (508 cm) 174" (443 cm) 98" (249 cm)
23' 7" (7.2 m) 28' 3" (8.6 m) –3
5
/32"(–8.0 cm)
150" (381 cm) 131" (332 cm) 74" (187 cm)
17' 9" (5.4 m) 21' 2" (6.5 m) –2
3
/8"(–6.0 cm)
133" (338 cm) 116" (294 cm) 65" (166 cm)
15' 9" (4.8 m) 18' 9" (5.7 m) –2
3
/32"(–5.3 cm)
106" (269 cm) 92" (235 cm) 52" (132 cm)
12' 6" (3.8 m) 14'11" (4.5 m) –1
11
/16"(–4.3 cm)
100" (254 cm) 87" (221cm) 49" (125 cm)
11'10" (3.6 m) 14' 1" (4.3 m) –1
37
/64"(–4.0 cm)
92" (234 cm) 80" (204 cm) 45" (115 cm)
10'10" (3.3 m) 12'11" (3.9 m) –1
15
/32"(–3.7 cm)
84" (213 cm) 73" (186 cm) 41" (105 cm)
9'10" (3.0 m) 11' 9" (3.6 m) –1
11
/32"(–3.4 cm)
72" (183 cm) 63" (159 cm) 35" (90 cm)
8' 6" (2.6 m) 10' 1" (3.1 m) –1
9
/64"(–2.9 cm)
60" (152 cm) 52" (133 cm) 29" (75 cm)
6'11" (2.1 m) 8' 4" (2.5 m) –0
61
/64"(–2.4 cm)
40" (102 cm) 35" (89 cm) 20" (50 cm)
4' 7" (1.4 m) 5' 6" (1.7 m) –0
41
/64"(–1.6 cm)
Note
•There may be an error of ± 3% in the above values.
•Values with a minus (–) sign indicate the distance from the lens center below the bottom of the image.
The formula for picture size and
projection distance
χ
: Picture size (diag.) (in)
[Feet, inches]
L1 (ft) =
(0.0334
χ
– 0.06) / 0.3048
L2 (ft) =
(0.0398
χ
– 0.06) / 0.3048
H (in) =
0.0583
χ
[m, cm]
L1 (m) =
0.0334
χ
– 0.06
L2 (m) =
0.0398
χ
– 0.06
H (cm) =
0.0583
χ
× 2.54
The formula for picture size and
projection distance
χ
: Picture size (diag.) (in)
[Feet, inches]
L1 (ft) =
(0.0364
χ
– 0.06) / 0.3048
L2 (ft) =
(0.0434
χ
– 0.06) / 0.3048
H (in) =
– 0.0158
χ
[m, cm]
L1 (m) =
0.0364
χ
– 0.06
L2 (m) =
0.0434
χ
– 0.06
H (cm) =
– 0.0158
χ
× 2.54
NORMAL Mode (4:3)
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]
300" (762 cm) 240" (610 cm) 180"(457 cm)
32'10" (10.0 m) 39' 0" (11.9 m) 17
31
/64" (44.4 cm)
250" (635 cm) 200" (508 cm) 150"(381 cm)
27' 3" (8.3 m) 32' 6" (9.9 m) 14
37
/64" (37.0 cm)
200" (508 cm) 160" (406 cm) 120"(305 cm)
21' 8" (6.6 m) 25'11" (7.9 m) 11
21
/32" (29.6 cm)
150" (381 cm) 120" (305 cm) 90" (229 cm)
16' 5" (5.0 m) 19' 4" (5.9 m) 8
3
/4" (22.2 cm)
100" (254 cm) 80" (203 cm) 60" (152 cm)
10'10" (3.3 m) 12'10" (3.9 m) 5
53
/64" (14.8 cm)
84" (213 cm) 67" (170 cm) 50" (128 cm)
8'10" (2.7 m) 10'10" (3.3 m) 4
57
/64" (12.4 cm)
72" (183 cm) 58" (147 cm) 43" (110 cm)
7' 7" (2.3 m) 9' 2" (2.8 m) 4
7
/32" (10.7 cm)
60" (152 cm) 48" (122 cm) 36" (91 cm)
6' 3" (1.9 m) 7' 7" (2.3 m) 3
33
/64" (8.9 cm)
40" (102 cm) 32" (81 cm) 24" (61 cm)
4' 3" (1.3 m) 4'11" (1.5 m) 2
21
/64" (5.9 cm)
Setup
H
Screen
L:Projection distance
Lens center
Base line:
Horizontal line passing through the lens center
Screen Size and Projection Distance
PG-A20X_E_PDF_P21_25.p65 03.4.23, 9:56 AM24