Digital Projection Mercury Quad Series, Installation And Quick Start Manual

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page 89
Digital Projection Mercury Quad Series
Reference Guide
CHOOSING A LENS
Rev A March 2017
Choosing A Lens
A number of lenses are available. Which lens you choose depends on the screen size, image aspect ratio, throw distance and light output.
The following table shows all available lenses in order of their
throw ratios :
Throw ratio Throw distance range
0.67:1 fixed lens 1.1 m - 10 m (3.6 ft - 33 ft)
1.12:1 fixed lens 3 m - 15 m (9.8 ft - 49.2 ft)
1.16 - 1.49:1 zoom lens 3 m - 15 m (9.8 ft - 49.2 ft)
1.39 - 1.87:1 zoom lens 4 m - 24 m (13.1 ft - 78.7 ft)
1.87 - 2.56:1 zoom lens 4 m - 24 m (13.1 ft - 78.7 ft)
2.56 - 4.16:1 zoom lens 9.1 m - 45 m (29.9 ft - 147.6 ft)
4.16 - 6.96:1 zoom lens 12 m - 80 m (39.3 ft - 262.5 ft)
6.92 - 10.36:1 zoom lens 12 m - 80 m (39.3 ft - 262.5 ft)
To choose a lens, either calculate the
throw ratio
required, or use the
lens charts
provided in Appendix B at the end of this document.
Notes
For information about individual lens
part numbers, see Appendix A at
the end of this document.