NEC NP4001/NP4000 User Manual page 37

For screen sizes between 40 inches and 500 inches not indicated in the tables on pages
and 24, use the formulas below for the throw distance:
L
ENS
NP06FL B × 0.808 - 1.654
B × 1.361 - 1.85
NP07ZL
through B × 1.831 - 1.811
B × 1.823 - 2.52
NP08ZL
through B × 2.403 - 2.441
B × 2.298 - 4.134
NP09ZL
through B × 4.579 - 4.213
B × 4.516 - 5.315
NP10ZL
through B × 8.514 - 5.512
L
ENS
NP06FL B × 0.817 - 1.535
B × 1.379 - 1.969
NP07ZL
through B × 1.854 - 1.811
B × 1.844 - 2.362
NP08ZL
through B × 2.435 - 2.48
B × 2.328 - 4.134
NP09ZL
through B × 4.639 - 4.173
B × 4.580 - 5.433
NP10ZL
through B × 8.604 - 5.354
* "B" means the screen width.
T D
HROW ISTANCE
[ ]
INCHES
T D
HROW ISTANCE
[ ]
INCHES
25
2. Installation and Connections
F NP4000
OR
[
B × 0.808 - 0.042
B × 1.361 - 0.047
through B × 1.831 - 0.046
B × 1.823 - 0.064
through B × 2.403 - 0.062
B × 2.298 - 0.105
through B × 4.579 - 0.107
B × 4.516 - 0.135
through B × 8.514 - 0.140
F NP4001
OR
[
B × 0.817 - 0.039
B × 1.379 - 0.050
through B × 1.854 - 0.046
B × 1.844 - 0.060
through B × 2.435 - 0.063
B × 2.328 - 0.105
through B × 4.639 - 0.106
B × 4.580 - 0.138
through B × 8.604 - 0.136
]
METERS
]
METERS
23