LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-UL657504

Calculated photometric data — nominal values derived from a distribution model. Not LM-79 laboratory tested.

LuminaireECLIPSE - Floor Lights, 30 degLamp / LEDIntegrated LED module
Luminous flux440 lmInput power4.0 W
Efficacy110.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B1-U0-G0
Beam angle (50% Imax)30.0°Field angle (10% Imax)50.2°
Voltage220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity1,563.2 cd
At angle0° VLuminous shapeCircular
Luminous size0 mm dia.Spacing/height (nominal)0.94

Luminous intensity (cd)

3917821172156390°90°

Polar distribution, rotationally symmetric. 0° is straight down.

Zonal lumen summary

ZoneLumens% of total
0–30°42295.9%
0–60°43899.5%
0–90° (total)440100.0%

Flux emitted within each downward cone. 56% of the total falls inside the rated beam angle.

BUG rating B1-U0-G0

ZoneBack lmFront lm
Low 0–30°211211
Mid 30–60°88
High 60–80°11
Very high 80–90°00
Uplight 90–100° / 100–180°0 / 0

Backlight, Uplight and Glare classes from the zone lumens, IES TM-15-11 limits. Calculated from this distribution.

Illuminance cone

1 m1563 luxØ0.5 m2 m391 luxØ1.1 m3 m174 luxØ1.6 m

Centre-beam illuminance and beam diameter on a surface directly below.

Intensity table

γcdγcd
1,563.246°3.2
1,561.347°3.0
1,553.748°2.9
1,538.649°2.7
1,515.250°2.6
1,483.151°2.5
1,442.052°2.4
1,392.153°2.3
1,333.954°2.2
1,268.255°2.1
10°1,196.056°2.0
11°1,118.357°1.9
12°1,036.658°1.8
13°952.359°1.7
14°866.860°1.6
15°781.661°1.5
16°698.062°1.4
17°617.263°1.4
18°540.364°1.3
19°468.365°1.2
20°401.766°1.2
21°341.067°1.1
22°286.568°1.0
23°238.269°1.0
24°196.070°0.9
25°159.771°0.9
26°128.872°0.8
27°102.973°0.8
28°81.574°0.7
29°64.075°0.7
30°49.976°0.6
31°38.777°0.6
32°29.978°0.5
33°23.279°0.5
34°18.080°0.5
35°14.081°0.4
36°11.182°0.4
37°8.983°0.4
38°7.384°0.4
39°6.285°0.3
40°5.386°0.3
41°4.787°0.3
42°4.288°0.3
43°3.989°0.2
44°3.690°0.0
45°3.4

Candela at each vertical angle, C0-C180 plane.

Floor illuminance & spacing (lux)

Mounting heightcentre0.5 m1.0 m1.5 m2.0 mBeam Ø
2.0 m39119720101.1 m
2.5 m25016538411.3 m
3.0 m17413248911.6 m
3.5 m128105511531.9 m
4.0 m9885491952.1 m

Horizontal illuminance directly below the fitting (centre) and at each radial offset, for a single fitting. Use it to judge spacing for uniform light. Point-source projection, E = I·cosθ / D².