User`s manual

VARI❋LITE - VL3015LT SPOT LUMINAIRE USER’S MANUAL
72 13 December 2012 02.9698.0002 0
PHOTOMETRIC
1500W Short Arc Lamp
NOTES:
A. All data taken with a seasoned light source at 20 hours of life.
B. * Multiply throw distance by Tn to determine coverage.
C. To calculate center beam illuminance (I) at a specific distance (D): I = cd / D
2
-- if (D) is in feet, (I) is in foot candles
-- if (D) is in meters, (I) is in lux
Zoom Lens
Position
CENTER BEAM
CANDELA
CENTER BEAM
FOOT-CANDLE
TOTAL
LUMENS
FIELD ANGLE
(degrees)
FIELD
DIAMETER
TN*
NFOV 1,619,083 5,168 24,097 6.3 0.1107
MFOV 555,807 11,343 38,251 25.7 0.4545
WFOV 109,368 13,950 42,487 40.3 0.7215