10
Setting up
Adjusting the projection size
-17 to 55
-23 to 73
-35 to 109
-58 to 182
-69 to 219
-46 to 146
-86 to 273
Centre of lens
Screen
Adjusting the projection size
Lens shift adjustment
When the projector is further away from the screen, the projection image size are larger.
While referring to the table below, position the projector so that the images are projected onto the
screen at the optimum size.
The values should be used as a guide for setting up the projector.
Suspending from the ceiling
A screen in a high location
Projector situated to the side so that the screen can be viewed sitting right in front of it
Projector situated on a shelf, etc.
When positioning an image using the lens shift dial, hardly any deterioration of the image occurs because the lens
shift correction is adjusted optically. However, for optimal image quality the lens shift function should not be used.
The lens shift dials can be used to position the image and is especially useful when using the projector in the
following locations. p.16
This is the height from the centre of the lens to the bottom of the
projection images. It can be changed by the vertical lens shift
setting.
If the projector is placed at an angle to
the screen, then the projected image will
be distorted.
4:3 screen size
Units: cm
Units: cm
16:9 screen size
Longest
(Tele)
Shortest
(Wide)
to
Projection distance
Projection distance
120×90
160×120
200×150
61×46
81×61
240×180
60"
100"
80"
30"
40"
120"
150"
300×230
130×75
180×100
220×120
177 to 380
298 to 636
66×37
89×50
87 to 188
117 to 252
238 to 508
270×150
60"
100"
80"
30"
40"
120"
150"
330×190
359 to 764
450 to 956
Vertical lens shift
Highest to Lowest
-21 to 67
-28 to 89
-42 to 134
-71 to 223
-85 to 268
-56 to 178
-106 to 334
218 to 466
366 to 779
107 to 231
144 to 309
292 to 623
440 to 936
551 to 1171
Longest
(Tele)
Shortest
(Wide)
to
Screen
Projection distance
-115 to 364
200"
440×250
601 to 1276
Vertical lens shift
Highest to Lowest
200"
410×300
-141 to 446
736 to 1562
Summary of Contents for DREAMIO EH-TW2900
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