User`s manual

TROUBLESHOOTING AND MAINTENANCE
B
02.9663.0001 G 05-Oct-2007 75
Photometric
VL1000 ERS luminaire - 1000W Tungsten Halogen
(All data taken with a seasoned light source at 20 hours of life.)
* Multiply throw distance by Tn to determine coverage.
To calculate Illuminance (I) at a specific distance (D):
VL1000 ERS luminaire - 575W Metal Halide
(All data taken with a seasoned light source at 20 hours of life.)
* Multiply throw distance by Tn to determine coverage.
To calculate Illuminance (I) at a specific distance (D):
FIELD ANGLE
(degrees)
FIELD DIAMETER
TN*
BEAM ANGLE
(degrees)
BEAM DIAMETER
TN*
CANDELA
(cd)
19.0
.335 13.0 0.228 218,000
26.0
.462 19.5 0.344 105,600
36.0
.650 25.5 0.453 58,000
70.0
(Super Zoom)
1.40 29.0 0.517 28,640
FIELD ANGLE
(degrees)
FIELD DIAMETER
TN*
BEAM ANGLE
(degrees)
BEAM DIAMETER
TN*
CANDELA
(cd)
19.0
.335 13.0 0.228 383,000
26.0
.462 19.5 0.344 185,500
36.0
.650 25.5 0.453 101,900
70.0
(Super Zoom)
1.40 29.0 0.517 50,300
I =
cd
D
2
I =
cd
D
2