Adjusting Projection Image Size
Refer to the graphic and table below to determine the screen size and projection
distance.
Maximum zoom
SVGA/XGA
Screen size
Diagonal
[inch (cm)]
30 (76)
40 (102)
60 (152)
80 (203)
100 (254)
120 (305)
150 (381)
200 (508)
250 (635)
300 (762)
Minimum zoom
Vertical offset
Projection distance [feet (m)]
(min. zoom)
3.83 (1.17)
5.17 (1.57)
7.83 (2.39)
10.42 (3.18)
13.08 (3.99)
15.75 (4.80)
19.67 (5.99)
26.25 (8.00)
32.83 (10.00)
39.42 (12.01)
Projection distance
4 : 3 Screen
(max. zoom)
4.33 (1.32)
5.75 (1.75)
8.67 (2.64)
11.58 (3.53)
14.58 (4.45)
17.5 (5.33)
21.83 (6.65)
29.17 (8.89)
36.5 (11.13)
43.75 (13.34)
Screen
Center of lens
Image height
Vertical offset
[inch (cm)]
[inch (cm)]
18 (46)
24 (61)
36 (91)
48 (122)
60 (152)
72 (183)
90 (229)
120 (305)
150 (381)
180 (457)
2.7 (7)
3.6 (9)
5.4 (14)
7.2 (18)
9.0 (23)
10.8 (27)
13.5 (34)
18.0 (46)
22.5 (57)
27.0 (69)
EN-25