Optoma DV10 User Manual - Page 21

Adjusting the Projector's Zoom/Focus, Adjusting Projection Image Size - will not turn on

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ENGLISH 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 3.28 to 32.80 feet (1.0 to 10.0 meters). Focus Ring Zoom Lever Adjusting Projection Image Size Side View Front View W(640X480) H' (854X480) H B(854X480) LA D(854X480) W(854X480) Throw Ratio (TR) = 1.26 as Wide mode A = 13.52° B (854 x 480) = 34.47° W (854 x 480) = L/TR W (640 x 480) = W (854 x 480) x 0.75 H' = L x tan (A) H (854 x 480) = W (854 x 480) x 0.5625, H (640 x 480) = W (640 x 480) x 0.75 Display Format A B 16:9 -- 854 x 480 13.52 34.47 4:3 -- 640 x 480 13.52 34.47 L (cm) 218.00 218.00 W (cm) 173.02 129.77 H (cm) 97.33 97.33 H' (cm) 52.4 52.4 D (cm) 198.53 162.21 D (in) 78.16 63.86 DVD Projector * 21

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DVD Projector
*
21
iNStALLAtION
E
NGLISH
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 3.28 to 32.80 feet (1.0 to 10.0 meters).
Adjusting Projection Image Size
L
H'
H
(854X480)
A
B
(854X480)
W
(854X480)
W
(640X480)
D
(854X480)
Throw Ratio (TR) = 1.26 as Wide mode
A = 13.52°
B (854 x 480) = 34.47°
W (854 x 480) = L/TR
W (640 x 480) = W (854 x 480) x 0.75
H’ = L x tan (A)
H (854 x 480) = W (854 x 480) x 0.5625,
H (640 x 480) = W (640 x 480) x 0.75
Display Format
A
B
L (cm)
W (cm)
H (cm)
H’ (cm)
D (cm)
D (in)
16:9 -- 854 x 480
13.52
34.47
218.00
173.02
97.33
52.4
198.53
78.16
4:3 -- 640 x 480
13.52
34.47
218.00
129.77
97.33
52.4
162.21
63.86
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