LIGHT PLUS UK

Photometric Data Sheet

CatalogueLP-ODL233845

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

LuminairePop Square - Ceiling Surface Lights, 40 degLamp / LEDIntegrated LED module
Luminous flux5,400 lmInput power45.0 W
Efficacy120.0 lm/WCCT
CRI>90BUG rating (TM-15-11)B3-U0-G0
Beam angle (50% Imax)40.0°Field angle (10% Imax)66.0°
VoltageAC220~240V

Goniometry summary

DistributionDirect, rotationally symmetricMaximum intensity11,300.1 cd
At angle0° VLuminous shapeCircular
Luminous size86 mm dia.Spacing/height (nominal)1.30

Luminous intensity (cd)

2825565084751130090°90°

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

Zonal lumen summary

ZoneLumens% of total
0–30°4,77888.5%
0–60°5,400100.0%
0–90° (total)5,400100.0%

Flux emitted within each downward cone. 59% of the total falls inside the rated beam angle.

BUG rating B3-U0-G0

ZoneBack lmFront lm
Low 0–30°2,3892,389
Mid 30–60°311311
High 60–80°00
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 m11300 luxØ0.7 m2 m2825 luxØ1.5 m3 m1256 luxØ2.2 m

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

Intensity table

γcdγcd
11,300.146°67.8
11,294.247°51.7
11,269.048°39.1
11,217.949°29.3
11,136.850°21.8
11,022.451°16.1
10,872.952°11.8
10,686.953°8.5
10,464.054°6.1
10,204.555°4.4
10°9,909.456°3.1
11°9,580.557°2.2
12°9,220.258°1.5
13°8,831.459°0.0
14°8,417.760°0.0
15°7,982.961°0.0
16°7,531.462°0.0
17°7,067.763°0.0
18°6,596.564°0.0
19°6,122.465°0.0
20°5,650.166°0.0
21°5,183.967°0.0
22°4,728.168°0.0
23°4,286.369°0.0
24°3,861.970°0.0
25°3,457.971°0.0
26°3,076.572°0.0
27°2,719.573°0.0
28°2,388.274°0.0
29°2,083.375°0.0
30°1,805.176°0.0
31°1,553.477°0.0
32°1,327.678°0.0
33°1,126.679°0.0
34°949.380°0.0
35°794.181°0.0
36°659.582°0.0
37°543.783°0.0
38°444.984°0.0
39°361.385°0.0
40°291.286°0.0
41°232.987°0.0
42°184.988°0.0
43°145.689°0.0
44°113.790°0.0
45°88.1

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 m2,8251,9185147281.5 m
2.5 m1,8081,428617158301.8 m
3.0 m1,2561,074606229642.2 m
3.5 m9228265482661002.5 m
4.0 m7066514792771292.9 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.