![background image](http://html1.mh-extra.com/html/benq/mw621st/mw621st_quick-manual_2734758002.webp)
Units: inch
Screen Size
Distance from screen (inch)
Vertical offset
(inch)
Diagonal
W
(inch)
H
(inch)
Min length
Average
Min length
Inch
mm
Max zoom
Max zoom
30
762
25
16
18.4
20.3
22.1
.39
40
1016
34
21
24.6
27.0
29.5
.51
50
1270
42
26
30.7
33.8
36.9
.66
60
1524
50
32
36.9
40.5
44.2
.78
70
1778
59
37
43.0
47.3
51.6
.94
80
2032
67
42
49.2
54.1
59.0
1.06
90
2286
76
47
55.3
60.9
66.4
1.18
100
2540
84
53
61.5
67.6
73.8
1.33
110
2794
93
58
67.6
74.4
81.2
1.45
120
3048
101
63
73.8
81.2
88.5
1.57
130
3302
110
68
79.9
87.9
95.9
1.73
140
3556
118
46
86.1
94.7
103.3
1.85
150
3810
127
79
92.2
101.4
110.7
1.96
160
4064
135
84
98.4
108.2
118.1
2.12
170
4318
144
90
104.5
115.0
125.5
2.24
180
4572
152
95
110.7
121.8
132.8
2.40
190
4826
161
100
116.8
128.5
140.2
2.52
200
5080
169
105
123.0
135.3
147.6
2.63
250
6350
212
132
153.7
169.1
184.5
3.30
300
7620
254
159
184.5
202.9
221.4
3.97
9.15”
7.85”
3.3”
5.2”
9.7”
5.67”
11.3”
.98
3.01”
3.03”
.31”
4.5”
11.3”
Distance Chart
Ceiling Mount Chart
Dimensions
MW621ST Digital Projector