Optoma HD70 User Manual - Page 16

Adjusting the Projector's Zoom / Focus, Adjusting Projection Image Size - won t turn on

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Installation Adjusting the Projector's Zoom / Focus Turn the Zoom Lever to zoom in or zoom out. To focus the image, turn the focus ring until you see a clear image. The projector will focus at distances from 4.9 to 39.4 feet (1.5 to 10.0 meters) and the projection screen size from 0.92m~8.857m (36"~349") at 16:9 mode with mechanical travel. Zoom Lever Focus Ring English 16 Adjusting Projection Image Size Side View Front View W1 (960X720) H' (1280X720) H B(1280X720) LA D W (1280X720) 0 (1280X720) Throw Ratio (TR)=1.96 as Wide mode A=8.13° B (1280x720)=26.50° W0 (1280x720)=L/R H'=L X tan(A) H (1280x720)=W0 (1280x720) X 0.56 Display Format A L B (cm) W1 (960x720)=W0 (1280x720) X 0.75 H (960x720)=W1 (960x720) X 0.75 W H H' D D' (cm) (cm) (cm) (cm) (in) 16:9 (1280x720) 8.13 26.50 210 132.83 74.72 30.00 152.4 60.00 4:3 (960x720) 8.13 26.50 210 99.62 74.72 30.00 124.53 49.03 Projection Distance (M) 2.0 3.0 5.0 6.0 7.0 8.0 9.0 Screen Size 16:9 (inch) Max 57.18 Min 47.55 85.77 71.32 142.95 118.87 171.54 142.65 200.12 166.42 228.71 190.19 257.30 213.97 Screen Size 4:3 (inch) Max 46.72 Min 38.85 70.08 58.28 116.80 97.13 140.16 116.56 163.52 135.98 186.88 155.41 210.24 174.83

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16
English
Installation
L
H'
H
(1280X720)
A
B
(1280X720)
W
0
(1280X720)
W
1
(960X720)
D
(1280X720)
Focus Ring
Zoom Lever
Adjusting the Projector’s Zoom / Focus
Turn the Zoom Lever to zoom in or zoom out. To focus
the image, turn the focus ring until you see a clear image.
The projector will focus at distances from 4.9 to 39.4 feet
(1.5 to 10.0 meters) and the projection screen size from
0.92m~8.857m (36”~349”) at 16:9 mode with mechanical
travel.
Adjusting Projection Image Size
Side View
Front View
Throw Ratio (TR)=1.96 as Wide mode
A=8.13°
B
(1280x720)=26.50°
W
0
(1280x720)=L/R
H'=L X tan(A)
W
1
(960x720)=W
0
(1280x720) X 0.75
H (1280x720)=W
0
(1280x720) X 0.56
H (960x720)=W
1
(960x720) X 0.75
Display Format
A
B
L
(cm)
W
(cm)
H
(cm)
H’
(cm)
D
(cm)
D’
(in)
16:9 (1280x720)
8.13
26.50
210
132.83
74.72
30.00
152.4
60.00
4:3 (960x720)
8.13
26.50
210
99.62
74.72
30.00
124.53
49.03
Projection Distance (M)
2.0
3.0
5.0
6.0
7.0
8.0
9.0
Screen Size 16:9
(inch)
Max
57.18
85.77
142.95
171.54
200.12
228.71
257.30
Min
47.55
71.32
118.87
142.65
166.42
190.19
213.97
Screen Size 4:3
(inch)
Max
46.72
70.08
116.80
140.16
163.52
186.88
210.24
Min
38.85
58.28
97.13
116.56
135.98
155.41
174.83