Acer H6810BD User Manual - Page 21

How to Get a Preferred Image Size by Adjusting, Distance and Zoom, To obtain an image size of 70

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English 11 How to Get a Preferred Image Size by Adjusting Distance and Zoom The table below shows how to achieve a desired image size by adjusting either the position or the zoom ring. • Models with a zoom ratio of 1.2x and a throw ratio of 1.47 - 1.76:1 To obtain an image size of 70", set the projector at a distance between 2.3 m and 2.7 m from the screen and adjust the zoom level accordingly. 70" Desired image size 2.3 m 2.7 m Desired distance Height: 92 cm From base to top of image Desired Image Size Diagonal (inch) < A > W (cm) x H (cm) 30 66 x 37 40 89 x 50 50 111 x 62 60 133 x 75 70 155 x 87 80 177 x 100 90 199 x 112 100 221 x 125 120 266 x 149 150 332 x 187 180 398 x 224 200 443 x 249 250 553 x 311 300 664 x 374 Zoom Ratio: 1.2 x Distance (m) Max zoom Min zoom < B > < C > 1.2 1.3 1.6 1.6 1.9 2.0 2.3 2.3 2.7 2.6 3.1 2.9 3.5 3.3 3.9 3.9 4.7 4.9 5.8 5.9 7.0 6.5 7.8 8.1 9.7 9.8 Top (cm) From base to top of image < D > 39 52 65 78 92 105 118 131 157 196 235 262 327 392

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11
English
How to Get a Preferred Image Size by Adjusting
Distance and Zoom
The table below shows how to achieve a desired image size by adjusting either
the position or the zoom ring.
•
Models with a zoom ratio of 1.2x and a throw ratio of 1.47 – 1.76:1
To obtain an image size of 70", set the projector at a distance between 2.3 m
and 2.7 m from the screen and adjust the zoom level accordingly.
Desired Image Size
Distance (m)
Top (cm)
Diagonal (inch)
<
A
>
W (cm) x H (cm)
Max zoom
<
B
>
Min zoom
<
C
>
From base to top of
image <
D
>
30
66 x 37
1.2
39
40
89 x 50
1.3
1.6
52
50
111 x 62
1.6
1.9
65
60
133 x 75
2.0
2.3
78
70
155 x 87
2.3
2.7
92
80
177 x 100
2.6
3.1
105
90
199 x 112
2.9
3.5
118
100
221 x 125
3.3
3.9
131
120
266 x 149
3.9
4.7
157
150
332 x 187
4.9
5.8
196
180
398 x 224
5.9
7.0
235
200
443 x 249
6.5
7.8
262
250
553 x 311
8.1
9.7
327
300
664 x 374
9.8
392
Zoom Ratio: 1.2 x
Desired distance
Height:
92 cm
From base
to top of
image
70"
Desired
image size
2.3 m
2.7 m