Visual Systems Division
Technical Bulletin
MT1055 Installation Data
with Standard Zoom Lens (1.8 – 2.2:1)
Rev. 1.6
Page 3
Projection Distance and Screen Size for Desktop
The following diagram shows the relationship between projector position and the screen.
Distances are in inches. For millimeters multiply by 25.4.
Desktop Setup
C
D
α
Throw Distance
Screen Top
Scrn Bottom
Screen Ctr
B
2.89"
Projector Foot
Lens Ctr
Distance Chart
Note:
For screen sizes of 30 to 300 inches not indicated on the projection tables, use the formulas on page 1.
B
C
D
α
Diagonal
Width
Height
wide - tele
wide - tele
40"
32"
24"
10.2"
56.3" - 68.6"
1.8"
10.3° - 8.5°
60"
48"
36"
15.3"
86.1" - 104.3"
2.7"
10.1° - 8.4°
67"
53.6"
40.2"
17.1"
96.5" - 116.8"
3.0"
10.1° - 8.3°
72"
57.6"
43.2"
18.4"
103.9" - 125.7"
3.2"
10.0° - 8.3°
84"
67.2"
50.4"
21.5"
121.7" - 147.1"
3.7"
10.0° - 8.3°
90"
72"
54"
23.0"
130.7" - 157.8"
4.0"
10.0° - 8.3°
100"
80"
60"
25.5"
145.5" - 175.7"
4.5"
10.0° - 8.3°
120"
96"
72"
30.6"
175.3" - 211.4"
5.4"
9.9° - 8.3°
150"
120"
90"
38.3"
219.9" - 264.9"
6.7"
9.9° - 8.2°
180"
144"
108"
46.0"
264.5" - 318.4"
8.0"
9.9° - 8.2°
210"
168"
126"
53.6"
309.1" - 371.9"
9.4"
9.9° - 8.2°
240"
192"
144"
61.3"
353.7" - 425.4"
10.7"
9.8° - 8.2°
270"
216"
162"
69.0"
398.3" - 479.0"
12.0"
9.8° - 8.2°
300"
240"
180"
76.6"
443.0" - 532.5"
13.4"
9.8° - 8.2°
Screen Size
