Adjusting the Projection Distance
AN-P48EZ
Throw distance ratio 1:4.6 to 6.1
Setup Connections&
NORMAL Mode (4:3)
Screen size (4:3) (X) | Projection distance (L) | |||
Diag. | Width | Height | Maximum (l1) | Minimum (l2) |
300 | 240 | 180 | 119 9 (36.5 m) | 91 6 (27.9 m) |
200 | 160 | 120 | 80 1 (24.4 m) | 61 4 (18.7 m) |
150 | 120 | 90 | 60 0 (18.3 m) | 45 11 (14.0 m) |
100 | 80 | 60 | 40 4 (12.3 m) | 30 10 (9.4 m) |
84 | 67 | 50 | 33 10 (10.3 m) | 25 11 (7.9 m) |
72 | 58 | 43 | 29 2 (8.9 m) | 22 4 (6.8 m) |
60 | 48 | 36 | 24 3 (7.4 m) | 18 8 (5.7 m) |
Lens center to the Upper lens shift position (h1) 7 6 (228.6 cm) 5 0 (152.4 cm) 3 9 (114.3 cm) 2 6 (76.2 cm) 2 1 (64.0 cm) 1 10 (54.9 cm) 1 6 (45.7 cm)
lower
edge of the screen (H) Lower lens shift position 0.0 (0.0 cm) 0.0 (0.0 cm) 0.0 (0.0 cm) 0.0 (0.0 cm) 0.0 (0.0 cm) 0.0 (0.0 cm) 0.0 (0.0 cm)
(h2)
STRETCH Mode (16:9)
The formula for screen size and projection distance
l1 | (Max.) = (0.1214x 0.1272) 3.28 | x: Screen size (diag.) (X) (inches) |
l2 | (Min.) = (0.0927x 0.1233) 3.28 | l: Projection distance (L) (feet) |
h1 | (Upper) = 0.3x | h: Lens center to the lower edge of the screen (H) (inches) |
h2 | (Lower) = 0 |
|
Screen size (4:3) (X) | Projection distance (L) | Lens center to the lower edge of the screen (H) | ||||
Diag. | Width | Height | Maximum (l1) | Minimum (l2) | Upper lens shift position (h1) | Lower lens shift position (h2) |
300 | 261 | 147 | 130 7 (39.8 m) | 99 9 (30.4 m) | 6 2 (186.8 cm) | 2 1 (62.3 cm) |
200 | 174 | 98 | 87 3 (26.6 m) | 66 7 (20.3 m) | 4 1 (124.5 cm) | 1 4 (41.5 cm) |
150 | 131 | 74 | 65 7 (20.0 m) | 50 2 (15.3 m) | 3 1 (93.4 cm) | 1 0 (31.1 cm) |
133 | 116 | 65 | 58 1 (17.7 m) | 44 7 (13.6 m) | 2 9 (82.8 cm) | 10.9 (27.6 cm) |
106 | 92 | 52 | 46 3 (14.1 m) | 35 5 (10.8 m) | 2 2 (66.0 cm) | 8.7 (22.0 cm) |
100 | 87 | 49 | 44 0 (13.4 m) | 33 6 (10.2 m) | 2 1 (62.3 cm) | 8.2 (20.8 cm) |
92 | 80 | 45 | 40 4 (12.3 m) | 30 10 (9.4 m) | 1 11 (57.3 cm) | 7.5 (19.1 cm) |
84 | 73 | 41 | 36 9 (11.2 m) | 28 3 (8.6 m) | 1 9 (52.3 cm) | 6.9 (17.4 cm) |
72 | 63 | 35 | 31 10 (9.7 m) | 24 3 (7.4 m) | 1 6 (44.8 cm) | 5.9 (14.9 cm) |
60 | 52 | 29 | 26 7 (8.1 m) | 20 4 (6.2 m) | 1 3 (37.4 cm) | 4.9 (12.5 cm) |
The formula for screen size and projection distance
l1 | (Max.) = (0.1323x 0.1272) 3.28 | x: Screen size (diag.) (X) (inches) |
l2 | (Min.) = (0.101x 0.1233) 3.28 | l: Projection distance (L) (feet) |
h1 | (Upper) = 0.2451x | h: Lens center to the lower edge of the screen (H) (inches) |
h2 | (Lower) =0.0817x |
|
• | There is an error of 3% in the formula above. |
• | Values with a minus () sign indicate the distance of the lens center below the bottom of the screen. |
E-29
29 | 02.3.19, 7:05 PM |
