Appendix, Projected image size – InFocus IN42ff User Manual
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Appendix
Projected image size
NOTE
: Visit the Service section of our website for interactive image size cal-
culators for the standard and optional lenses.
Table 2: Projection sizes: Standard lens (1.5 - 1.8:1 throw ratio)
The image offset range for the standard lens is 9:1 (90%) to 1:1 (50%).
Table 3: Projection sizes: Short Fixed lens (0.8:1 throw ratio)
Minimum Image
Maximum Image
Distance
(feet/m)
Diagonal
Image
(feet/m)
Image
Width
(feet/m)
Diagonal
Image
(feet/m)
Image
Width
(feet/m)
Min Distance
3/0.9
2.1/0.66
1.7/0.53
2.6/0.79
2.1/0.63
5/1.5
3.5/1.1
2.8/0.86
4.2/1.3
3.4/1.0
10/3.0
7.0/2.1
5.6
1.7
8.3/2.5
15/4.6
10.4/3.2
8.3/2.5
12.5/3.8
10/3
20/6.1
13.8/4.2
11/3.4
16.6/5.1
13.3/4
25/7.6
17.2/7.6
13.8/4.2
20.7/6.3
16.6/5
Max Distance
30/9.1
20.6/6.3
16.5/5
24.8/7.6
19.8/6.1
Projection Distance
(inch/m)
Screen Size (inch/m)
Minimum
40/1
24/0.6
60/1.5
35/0.9
70/1.8
43/1.1
100/2.5
63/1.6
120/3
75/1.9
150/3.8
94/2.4
200/5.1
130/3.3
250/6.4
161/4.1
300/7.6
193/4.9
350/8.9
224/5.7
EDX Ref Guide.fm Page 37 Friday, June 30, 2006 10:48 AM