Toshiba TLP791 - Manual (Page 18)

Installation and
connections
CONTENTS
18
Place the projector on a steady, level surface such as a table.
To obtain proper screen projection, place the projector so that the light beam hits the screen squarely.
Floor-mounted projector placement (continued)
Top view
Screen
Screen
90 °
Side view
90
°
Screen
1
2
90 °
Point the lens straight at the center of the screen as above.
Determine the screen size projected on the screen.
The projection size depends on the distance between the lens and the screen.
Adjust the projection size by changing the distances as shown below.
Place the projector horizontally so that the projecting light hits the
screen squarely.
Continued
Lens center
Lens center
a: Distance between the lens and
the screen (m)
b: Distance between the lens height
and the bottom of projection area
(cm)
Projection size
(inches)
32 (81)
40 (102)
60 (152)
80 (203)
100 (254)
150 (381)
200 (508)
300 (762)
Minimum
(At maximum zoom)
–
1.30
1.98
2.66
3.34
5.05
6.75
10.15
Maximum
(At minimum zoom)
1.30
1.66
2.52
3.38
4.24
6.39
8.54
–
a (m)
• The values are approximations.
a (min.) =
Projection size - 1.7382
23.377
a (max.) =
Projection size - 1.3766
23.266
b = Projection size (cm) x 0.072
b (cm)
5.8
7.3
11.0
14.6
18.3
27.4
36.6
54.9