Choosing A Lens Using The Lens Charts; Full Width Images, Including 2.35:1, 1.85:1 And 16:9 (Native Resolution); Example - Digital Projection LIGHTING 30-1080p User Manual

2. Installation

Choosing a lens using the lens charts

Use the charts on this page and on the following pages to choose which lens best
suits your application.

Full width images, including 2.35:1, 1.85:1 and 16:9 (native resolution)

example

• For a screen width of 10m at a distance of 30m, the 2.56- 4.16: 1 zoom lens
would be best suited.
• For the same screen size at a distance of 50m, the 4.16 - 6.96: 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 charts.
1.16 - 1.49 : 1
zoom lens
109-236
109-359
66 20
49 15
33 10
1.12 : 1 fixed lens
(3 - 15m)
105-608
105-608
16
1.12 : 1 fixed lens
(1.2 - 2m)
105-609
105-609
0.67 : 1 fixed lens
105-607
107-195
Page 2.8
All manuals and user guides at all-guides.com
Digital Projection
1.39 - 1.87 : 1 1.87 - 2.56 : 1
zoom lens zoom lens
105-610
107-196
5
10 20
33 66
LIGHTNING 1080p, 1080p 3D/UC
2.56 - 4.16 : 1
zoom lens
105-611 105-612
107-197
107-198
30 40 50
98 131 164
Throw distance
User Manual
Notes
This chart has a TRF of 1.0, for
use with the following images:
2.35:1 (Scope),
1.85:1 and 16:9
4.16 - 6.96 : 1 6.92 - 10.36 : 1
zoom lens zoom lens
105-613 109-235
107-199 109-358
60 70 80 metres
197 230 262 feet
Rev B. January 2010