Rev C August 2009
Page 2.7
Digital Projection
TITAN sx+600/700.
User Manual
2. Installation
Notes
Choosing a lens using the lens charts
Use the chart below to choose which lens best suits your application.
example
For a screen width of 12m at a distance of 35m, the 2.77 - 4.51: 1 zoom lens
would be best suited.
For the same screen size at a distance of 60m, the 4.51 - 7.53: 1 zoom lens
would be best suited.
if you need to be more precise, then use the calculations on the page immediately
following the lens chart.
•
•
Throw distance
feet
metres
Screen width
10 20 30 40 50 60 70 80 metres
33 66 98 131 164 197 230 262 feet
66 20
49 15
33 10
16 5
1.2 : 1 fixed lens
(1.2 - 2m)
105-609
1.5 - 2.02 : 1
zoom lens
105-610
2.02 - 2.77 : 1
zoom lens
105-611
4.51 - 7.53 : 1
zoom lens
105-613
0.73 : 1 fixed lens
105-607
2.77 - 4.51 : 1
zoom lens
105-612
1.2 : 1 fixed lens
(3 - 15m)
105-608
1.26 - 1.61 : 1
zoom lens
109-236
7.5 - 11.2 : 1
zoom lens
109-235
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