Data Sheet
ETC
ColorSource Series
ColorSource Spot jr
7
Iso-Illuminance Diagram
(Flat Surface Distribution)
Iso-Illuminance Diagram
(Flat Surface Distribution)
Candela Plot
Candela Plot
PHOTOMETRY INFORMATION
% illuminance
foot candle
or lux
50%
10%
% illuminance
foot candle
or lux
50%
10%
Throw Distance (d) 10 ft
3.0 m
15 ft
4.6 m
20 ft
6.1 m
30 ft
9.1 m
183.9 ft
56.1 m
Field Diameter 4.8 ft
1.5 m
7.3 ft
2.2 m
9.7 ft
2.9 m
14.5 ft
4.4 m
–
Illuminance (fc) 338 150 85 38 1
Illuminance (lux) 3,640 1,618 910 404 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 0.484.
For beam diameter at any distance, multiply by 0.476.
Throw Distance (d) 10 ft
3.0 m
15 ft
4.6 m
20 ft
6.1 m
30 ft
9.1 m
115.8 ft
35.3 m
Field Diameter 9.1 ft
2.8 m
13.6 ft
4.1 m
18.1 ft
5.5 m
27.2 ft
8.3 m
–
Illuminance (fc) 134 60 34 15 1
Illuminance (lux) 1,443 641 361 160 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 0.907.
For beam diameter at any distance, multiply by 0.835.
ColorSource Spot jr Deep Blue Narrow
Mode Degree Candela Field
Lumens
Beam
Lumens
Power
Consumption
Lumens
Per Watt
Full On Direct 27 33,821 5,426 5,350 161.6 33.6
3200 K 27 33,442 4,651 4,570 103.8 44.8
5600 K 27 39,555 5,140 5,012 133.0 38.6
Metric conversions: For meters, multiply feet by 0.3048.
For lux, multiply footcandles by 10.76.
ColorSource Spot jr Wide
Mode Degree Candela Field
Lumens
Beam
Lumens
Power
Consumption
Lumens
Per Watt
Full On Direct 45 13,404 5,286 4,004 161.3 32.8
3200 K 45 13,186 4,032 1,994 98.4 41.0
5600 K 45 13,772 4,262 2,132 138.0 30.9
Metric conversions: For meters, multiply feet by 0.3048.
For lux, multiply footcandles by 10.76.
0
0.2
0.4
0.6
0.8
1
-30 -25 -2 0 -15 -1 0 -5 0 5 10 15 20 25 30
Candela
Degrees
X
Y
0
0.2
0.4
0.6
0.8
1
-20 -1 5 -10 -5 0 5 10 15 20
Candela
Degrees
X
Y
45.3˚ 48.8˚
Beam Angle
Field Angle
26.8˚ 27.2˚
Beam Angle
Field Angle