Optoma Technology TX551 用户手册
EN-23
Adjusting Projection Image Size
Refer to the graphic and table below to determine the screen size and projection
distance.
distance.
Note
Position the projector in a horizontal position; other positions can cause heat build-up and
damage to the projector.
Keep a space of 30 cm or more between the sides of the projector.
Do not use the projector in a smoky environment. Smoke residue may build-up on critical
parts and damage the projector or its performance
parts and damage the projector or its performance
.
Consult with your dealer for special installation such as suspending from a ceiling.
Screen size
Diagonal
[inch (cm)]
4 : 3 Screen
Projection distance [inch (m)]
Image height
[inch (cm)]
Vertical
offset
[inch (cm)]
(min. zoom)
(max. zoom)
30 (76)
45.3 (1.2)
50.6 (1.3)
18 (45.72)
2.70 (6.86)
60 (152)
92.2 (2.3)
102.9 (2.6)
36 (91.44)
5.40 (13.72)
80 (203)
123.5 (3.1)
137.7 (3.5)
48 (121.92)
7.20 (18.29)
100 (254)
154.8 (3.9)
172.5 (4.4)
60 (152.4)
9.00 (22.86)
150 (381)
233.0 (5.9)
259.6 (6.6)
90 (228.6)
13.50 (34.29)
200 (508)
311.2 (7.9)
346.7 (8.8)
120 (304.8)
18.00 (45.72)
250 (635)
389.4 (9.9)
433.8 (11.0)
150 (381.0)
22.50 (57.15)
300 (762)
467.6 (11.9)
-
180 (457.2)
27.00 (68.58)
Maximum zoom
Minimum zoom
Projection distance
Center of lens
Screen
Vertical offset