Ricoh PJ X3340, Operating Instructions Manual

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2. Rear
The projector is placed behind a screen onto which the images are projected.
3. Ceiling
The projector is mounted on the ceiling in front of a screen onto which the images are projected.
4. Rear Ceiling
The projector is mounted on the ceiling behind a screen onto which the images are projected.
Relationship Between the Projection Distance and the Screen Size
The size of the projected image varies according to the distance from the projector to the screen.
Refer to the following tables to position the projector in a suitable position. The projection sizes
presented in tables are for a full size image without keystone adjustment. The projection distance
becomes shortest when the zoom lever is at the end of the wide side, and longest when the zoom lever is
at the end of the tele side.
CUD072
a
b
Projection size
a
Projection distance
b
Projection height
Shortest Longest
30 inches 0.68 m (2.22 feet) 1.05 m (3.45 feet) 4 cm (1 inch)
40 inches 0.92 m (3.02 feet) 1.41 m (4.64 feet) 5 cm (2 inches)
60 inches 1.40 m (4.58 feet) 2.13 m (6.99 feet) 7 cm (3 inches)
80 inches 1.87 m (6.12 feet) 2.86 m (9.38 feet) 10 cm (4 inches)
100 inches 2.34 m (7.68 feet) 3.58 m (11.75feet) 12 cm (5 inches)
120 inches 2.82 m (9.24 feet) 4.31 m (14.12 feet) 14 cm (6 inches)
150 inches 3.54 m (11.60 feet) 5.39 m (17.67 feet) 18 cm (7 inches)
200 inches 4.73 m (15.50 feet) 7.20 m (23.61 feet) 24 cm (9 inches)
1. Preparations for Using the Projector
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