Acer K137i Instruction Manual - Page 22

How to optimize image size and distance, Screen size

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English 12 How to optimize image size and distance Consult the table below to find the optimal image sizes achievable when the projector is positioned at a desired distance from the screen. Example: If the projector is 1.50 m from the screen, good image quality is possible for image sizes 46.4". Note: Remind as below figure, the space of 63 cm height is required when located at 1.50 m distance. Screen size 46.4" A 1.50 m Desired Distance Height: 63 cm C Screen size Top Desired Distance (m) (Min zoom) Diagonal (inch) W (cm) x H (cm) From base to top of image (cm) 0.97 30.0 65 x 40 40 1.20 37.1 80 x 50 50 1.50 46.4 100 x 63 63 1.75 54.2 117 x 73 73 2.00 61.9 133 x 83 83 2.59 80.0 172 x 108 108 Zoom Ratio: 1.0x

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12
English
How to optimize image size and distance
Consult the table below to find the optimal image sizes achievable when the
projector is positioned at a desired distance from the screen. Example: If the
projector is 1.50 m from the screen, good image quality is possible for image
sizes 46.4".
Note:
Remind as below figure, the space of 63 cm height is
required when located at 1.50 m distance.
Desired
Distance (m)
<A>
Screen size
Top
(Min zoom)
Diagonal (inch)
<B>
W (cm) x H (cm)
From base to top of
image (cm)
<C>
0.97
30.0
65 x 40
40
1.20
37.1
80 x 50
50
1.50
46.4
100 x 63
63
1.75
54.2
117 x 73
73
2.00
61.9
133 x 83
83
2.59
80.0
172 x 108
108
Zoom Ratio: 1.0x
46.4"
46.4"
6.4
A
C
Height:
63 cm
1.50 m
Desired Distance
Screen size