Toshiba TLP790 Owner's Manual page 18

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