5:4 Full Height Image, No Anamorphic Lens - NEC iS15-2K User Manual

2. Installation
Lens charts, continued

5:4 full height image, no anamorphic lens

Use the chart below to choose which lens best suits your application.
if you need to be more precise, then use the calculations on page 5:
78 24 98 30
66 20 82 25
53 16 66 20
39 12 49 15
26 8 33 10
13 4 16 5
10
33
TRF (see page 15) = 1.52
15 20 25 30
49 66 82 98
Throw distance
iS15-2K
35 40 45 metres
115 131 148 feet
page 2.14
Cinema Projector: User Manual
Notes
For an example of how to use
the lens charts, see the first
chart.
The lenses available and their
part numbers are listed below:
1.45 - 1.8: 1 zoom lens
1.8 - 2.4: 1 zoom lens
(note: these two lenses overlap)
2.2 - 3.0: 1 zoom lens
3.0 - 4.3: 1 zoom lens
102-933
102-934
102-935
102-936