LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-UL657016

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

LuminaireFocus - Floor Lights, 30 degLamp / LEDIntegrated LED module
Luminous flux1,920 lmInput power16.0 W
Efficacy120.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B2-U0-G0
Beam angle (50% Imax)30.0°Field angle (10% Imax)50.2°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity6,821.2 cd
At angle0° VLuminous shapeCircular
Luminous size172 mm dia.Spacing/height (nominal)0.94

Luminous intensity (cd)

170534115116682190°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°1,84295.9%
0–60°1,91099.5%
0–90° (total)1,920100.0%

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

BUG rating B2-U0-G0

ZoneBack lmFront lm
Low 0–30°921921
Mid 30–60°3434
High 60–80°44
Very high 80–90°11
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 m6821 luxØ0.5 m2 m1705 luxØ1.1 m3 m758 luxØ1.6 m

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

Intensity table

γcdγcd
6,821.246°13.9
6,813.047°13.2
6,779.648°12.6
6,713.949°12.0
6,612.050°11.4
6,471.651°10.9
6,292.252°10.4
6,074.653°10.0
5,820.854°9.5
5,534.155°9.1
10°5,218.856°8.6
11°4,880.057°8.2
12°4,523.558°7.8
13°4,155.659°7.4
14°3,782.560°7.0
15°3,410.661°6.7
16°3,045.762°6.3
17°2,693.363°6.0
18°2,357.964°5.7
19°2,043.465°5.3
20°1,752.866°5.0
21°1,488.067°4.8
22°1,250.268°4.5
23°1,039.569°4.2
24°855.470°4.0
25°696.871°3.7
26°562.072°3.5
27°448.973°3.3
28°355.474°3.1
29°279.175°2.9
30°217.776°2.7
31°168.977°2.5
32°130.778°2.4
33°101.179°2.2
34°78.480°2.1
35°61.381°1.9
36°48.582°1.8
37°39.083°1.7
38°32.184°1.5
39°27.085°1.4
40°23.286°1.3
41°20.587°1.2
42°18.488°1.1
43°16.989°1.1
44°15.790°0.0
45°14.7

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 m1,70586089511.1 m
2.5 m1,0917201661721.3 m
3.0 m7585752114051.6 m
3.5 m55745822264121.9 m
4.0 m42636921582222.1 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.