Toshiba TDP-F10U Посібник користувача - Сторінка 24

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Projection Distance and Size

Use the figures, and tables below to determine the projection size and projection distance.
(Projection sizes are approximate values for full-size picture with no keystone adjustment.)
As seen from above
Screen
90°
As seen from the side
90°
a
•
a is the distance between the lens and the screen, and corresponds to a range of 0.6 m
to 2.4 m (23.6 inches to 94.5 inches).
•
The lens center is in the same level with an image bottom.
Lens center
projection size
projection distance a
(inches)
15
20
25
30
35
40
45
50
55
60
projection size
projection distance a
(inches)
15
20
25
30
35
40
45
50
55
60
1 inch=2.54 cm
24
(m)
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
2.4
(inches)
23.6
31.5
39.4
47.2
55.1
63.0
70.9
78.7
86.6
94.5