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14 Setting Up the Projector
The size of the image is determined by the distance from the projector’s lens to the screen.
Depending on your display settings, the actual size may differ. Use these tables as a guide for
projector placement:
16:9 aspect ratio
Projection distance
Diagonal image size
(width × height) Offset A Offset B
2.7 to 5.9 feet
0.83 to 1.79 m
30 in. (26 × 15 in.)
76.2 cm (66 × 37 cm)
5.1 in.
13 cm
20.6 in.
52 cm
3.6 to 7.9 feet
1.11 to 2.40 m
40 in. (35 × 20 in.)
101.6 cm (89 × 50 cm)
7.8 in.
20 cm
27.5 in.
70 cm
5.5 to 11.8 feet
1.69 to 3.61 m
60 in. (51 × 28 in.)
152.4 cm (130 × 75 cm)
11.8 in.
30 cm
41.2 in.
105 cm
7.4 to 15.8 feet
2.26 to 4.82 m
80 in. (71 × 39 in.)
203.2 cm (180 × 100 cm)
15.7 in.
40 cm
54.9 in.
139 cm
9.3 to 19.8 feet
2.83 to 6.04 m
100 in. (87 × 47 in.)
254 cm (220 × 120 cm)
19.6 in.
50 cm
68.6 in.
174 cm
11.2 to 23.8 feet
3.41 to 7.25 m
120 in. (106 × 59 in.)
305 cm (270 × 150 cm)
24 in.
60 cm
82 in.
209 cm
14.0 to 29.8 feet
4.27 to 9.08 m
150 in. (130 × 75 in.)
381 cm (330 × 190 cm)
29 in.
75 cm
103 in.
262 cm
18.7 to 39.7 feet
5.70 to 12.11 m
200 in. (173 × 98 in.)
508 cm (440 × 249 cm)
39 in.
87 cm
137 in.
336 cm
4:3 aspect ratio
Projection distance
Diagonal image size
(width × height) Offset A Offset B
3.3 to 7.2 feet
1.02 to 2.20 m
30 in. (24 × 18 in.)
76.2 cm (61 × 46 cm)
7.2 in.
18 cm
25.2 in.
64 cm
4.5 to 9.6 feet
1.37 to 2.94 m
40 in. (32 × 24 in.)
101.6 cm (81 × 61 cm)
9.6 in.
24 cm
33.6 in.
85 cm
6.8 to 14.5 feet
2.07 to 4.43 m
60 in. (47 × 35 in.)
152.4 cm (120 × 90 cm)
14.4 in.
37 cm
50.4 in.
128 cm
7.4 to 19.4 feet
2.27 to 5.91 m
80 in. (63 × 47 in.)
203.2 cm (160 × 120 cm)
19.2 in.
49 cm
67.2 in.
171 cm
11.4 to 24.3 feet
3.48 to 7.40 m
100 in. (79 × 59 in.)
254 cm (200 × 150 cm)
24 in.
61 cm
84 in.
213 cm