Data Sheet
ETC
ColorSource Series
ColorSource Spot jr
6
ColorSource Spot jr Narrow
Mode Degree Candela Field
Lumens
Beam
Lumens
Power
Consumption
Lumens
Per Watt
Full On Direct 27 34,894 5,708 5,640 161.3 35.4
3200 K 27 26,580 4,359 4,300 98.4 44.3
5600 K 27 26,414 4,380 4,297 138.0 31.7
Metric conversions: For meters, multiply feet by 0.3048.
For lux, multiply footcandles by 10.76.
ColorSource Spot jr Mid
Mode Degree Candela Field
Lumens
Beam
Lumens
Power
Consumption
Lumens
Per Watt
Full On Direct 37 18,630 5,467 5,391 161.3 33.9
3200 K 37 14,807 4,192 4,146 98.4 42.6
5600 K 37 15,745 4,114 3,930 138.0 29.8
Metric conversions: For meters, multiply feet by 0.3048.
For lux, multiply footcandles by 10.76.
Throw Distance (d) 10 ft
3.0 m
15 ft
4.6 m
20 ft
6.1 m
30 ft
9.1 m
186.8 ft
56.9 m
Field Diameter 4.9 ft
1.5 m
7.4 ft
2.3 m
9.9 ft
3.0 m
14.8 ft
4.5 m
–
Illuminance (fc) 349 155 87 39 1
Illuminance (lux) 3,756 1,669 939 417 10.76
To determine center beam illumination in footcandles at any throw distance, divide
candela by the throw distance squared.
For field diameter at any distance, multiply distance by 0.493.
For beam diameter at any distance, multiply by 0.484.
Throw Distance (d) 10 ft
3.0 m
15 ft
4.6 m
20 ft
6.1 m
30 ft
9.1 m
136.5 ft
41.6 m
Field Diameter 6.8 ft
2.1 m
10.3 ft
3.1 m
13.7 ft
4.2 m
20.5 ft
6.3 m
–
Illuminance (fc) 186 83 47 21 1
Illuminance (lux) 2,005 891 501 223 10.76
To determine center beam illumination in footcandles at any throw distance, divide
candela by the throw distance squared.
For field diameter at any distance, multiply distance by 0.685.
For beam diameter at any distance, multiply by 0.675.
Iso-Illuminance Diagram
(Flat Surface Distribution)
Iso-Illuminance Diagram
(Flat Surface Distribution)
Candela Plot
Candela Plot
% illuminance
foot candle
or lux
% illuminance
foot candle
or lux
50%
50%
10%
10%
PHOTOMETRY INFORMATION
0
0.2
0.4
0.6
0.8
1
-20 -15 -1 0 -5 0 5 10
15 20
Candela
Degrees
X
Y
0
0.2
0.4
0.6
0.8
1
-25 -20 -15 -10 -5 0 5 10 15 20 25
Candela
Degrees
X
Y
27.2˚ 27.7˚
Beam Angle
Field Angle
37.3˚ 37.8˚
Beam Angle
Field Angle