3M MP7750 Operation Guide - Page 7

Adjusting the Screen Size and Projection Distance - mp7650 projector

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ENGLISH Adjusting the Screen Size and Projection Distance Refer to the illustrations and tables below to determine the screen size and projection distance. The values shown in the table are calculated for a full size screen (MP7650: 800x600 pixels / MP7750: 1024x768 pixels). a:Distance from the projector to the screen (±10%) b:Distance from the lens center to the bottom of the screen (±10%) c:Distance from the lens center to the top of the screen (±10%) The screen Top view If 4:3 aspect ratio 4 3 c Lens center Side view b a The screen Top view Screen Size [inch (m)] 30 (0.8) 40 (1.0) 50 (1.3) 60 (1.5) 70 (1.8) 80 (2.0) 90 (2.3) 100 (2.5) 120 (3.0) 150 (3.8) 200 (5.0) 250 (6.3) 300 (7.5) a [inch (m)] b c Min. Max. [inch (cm)] [inch (cm)] 35 (0.9) 42 (1.1) 1 (2) 17 (44) 47 (1.2) 56 (1.4) 1 (3) 23 (58) 59 (1.5) 71 (1.8) 1 (4) 29 (73) 71 (1.8) 85 (2.2) 2 (4) 34 (87) 83 (2.1) 100 (2.5) 2 (5) 40 (102) 95 (2.4) 114 (2.9) 2 (6) 46 (116) 107 (2.7) 129 (3.3) 3 (7) 51 (131) 119 (3.0) 143 (3.6) 3 (7) 57 (145) 143 (3.6) 172 (4.4) 3 (9) 69 (174) 180 (4.6) 216 (5.5) 4 (11) 86 (218) 240 (6.1) 288 (7.3) 6 (15) 114 (290) 300 (7.6) 361 (9.2) 7 (18) 143 (363) 360 (9.2) 433 (11.0) 9 (22) 171 (435) If 16:9 aspect ratio 16 9 c Lens center b a Side view Screen Size [inch (m)] 30 (0.8) 40 (1.0) 50 (1.3) 60 (1.5) 70 (1.8) 80 (2.0) 90 (2.3) 100 (2.5) 120 (3.0) 150 (3.8) 200 (5.0) 250 (6.3) 300 (7.5) a [inch (m)] b c Min. Max. [inch (cm)] [inch (cm)] 38 (1.0) 46 (1.2) 2 (4) 16 (41) 51 (1.3) 61 (1.6) 2 (5) 22 (55) 64 (1.6) 77 (2.0) 3 (6) 27 (69) 77 (2.0) 93 (2.4) 3 (8) 32 (82) 90 (2.3) 109 (2.8) 4 (9) 38 (96) 104 (2.6) 125 (3.2) 4 (10) 43 (110) 117 (3.0) 140 (3.6) 5 (12) 49 (124) 130 (3.3) 156 (4.0) 5 (13) 54 (137) 156 (4.0) 188 (4.8) 6 (15) 65 (165) 196 (5.0) 235 (6.0) 8 (19) 81 (206) 261 (6.6) 314 (8.0) 10 (26) 108 (275) 327 (8.3) 393 (10.0) 13 (32) 135 (343) 393 (10.0) 472 (12.0) 15 (39) 162 (412) 7

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7
ENGLISH
Refer to the illustrations and tables below to determine the screen size and
projection distance.
Adjusting the Screen Size and Projection Distance
Top view
a
c
b
Lens center
The screen
Side view
Top view
a
c
b
Lens center
The screen
Side view
If 4:3 aspect ratio
If 16:9 aspect ratio
4
3
9
16
The values shown in the table are calculated for a full size screen
(MP7650: 800x600 pixels / MP7750: 1024x768 pixels).
a:Distance from the projector to the screen (±10%)
b:Distance from the lens center to the bottom of the screen (±10%)
c:Distance from the lens center to the top of the screen (±10%)
Screen Size [inch (m)]
a [inch (m)]
b
[inch (cm)]
c
[inch (cm)]
Min.
Max.
30 (0.8)
35 (0.9)
42 (1.1)
1 (2)
17 (44)
40 (1.0)
47 (1.2)
56 (1.4)
1 (3)
23 (58)
50 (1.3)
59 (1.5)
71 (1.8)
1 (4)
29 (73)
60 (1.5)
71 (1.8)
85 (2.2)
2 (4)
34 (87)
70 (1.8)
83 (2.1)
100 (2.5)
2 (5)
40 (102)
80 (2.0)
95 (2.4)
114 (2.9)
2 (6)
46 (116)
90 (2.3)
107 (2.7)
129 (3.3)
3 (7)
51 (131)
100 (2.5)
119 (3.0)
143 (3.6)
3 (7)
57 (145)
120 (3.0)
143 (3.6)
172 (4.4)
3 (9)
69 (174)
150 (3.8)
180 (4.6)
216 (5.5)
4 (11)
86 (218)
200 (5.0)
240 (6.1)
288 (7.3)
6 (15)
114 (290)
250 (6.3)
300 (7.6)
361 (9.2)
7 (18)
143 (363)
300 (7.5)
360 (9.2)
433 (11.0)
9 (22)
171 (435)
Screen Size [inch (m)]
a [inch (m)]
b
[inch (cm)]
c
[inch (cm)]
Min.
Max.
30 (0.8)
38 (1.0)
46 (1.2)
2 (4)
16 (41)
40 (1.0)
51 (1.3)
61 (1.6)
2 (5)
22 (55)
50 (1.3)
64 (1.6)
77 (2.0)
3 (6)
27 (69)
60 (1.5)
77 (2.0)
93 (2.4)
3 (8)
32 (82)
70 (1.8)
90 (2.3)
109 (2.8)
4 (9)
38 (96)
80 (2.0)
104 (2.6)
125 (3.2)
4 (10)
43 (110)
90 (2.3)
117 (3.0)
140 (3.6)
5 (12)
49 (124)
100 (2.5)
130 (3.3)
156 (4.0)
5 (13)
54 (137)
120 (3.0)
156 (4.0)
188 (4.8)
6 (15)
65 (165)
150 (3.8)
196 (5.0)
235 (6.0)
8 (19)
81 (206)
200 (5.0)
261 (6.6)
314 (8.0)
10 (26)
108 (275)
250 (6.3)
327 (8.3)
393 (10.0)
13 (32)
135 (343)
300 (7.5)
393 (10.0)
472 (12.0)
15 (39)
162 (412)