Photometric Data Sheet
| Luminaire | Flatty - Panel Lights, 120 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 4,320 lm | Input power | 36.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | UGR | <19 |
| Beam angle (50% Imax) | 120.0° | Field angle (10% Imax) | 171.0° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 1,324.1 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 595 mm dia. | Spacing/height (nominal) | 11.34 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 1,088 | 25.2% |
| 0–60° | 3,320 | 76.9% |
| 0–90° (total) | 4,320 | 100.0% |
Flux emitted within each downward cone. 77% of the total falls inside the rated beam angle.
Centre-beam illuminance and beam diameter on a surface directly below.
| γ | cd | γ | cd |
|---|---|---|---|
| 0° | 1,324.1 | 46° | 999.6 |
| 1° | 1,324.1 | 47° | 978.5 |
| 2° | 1,324.1 | 48° | 956.9 |
| 3° | 1,324.0 | 49° | 934.6 |
| 4° | 1,324.0 | 50° | 911.7 |
| 5° | 1,323.9 | 51° | 888.4 |
| 6° | 1,323.7 | 52° | 864.5 |
| 7° | 1,323.4 | 53° | 840.2 |
| 8° | 1,323.1 | 54° | 815.5 |
| 9° | 1,322.6 | 55° | 790.5 |
| 10° | 1,322.0 | 56° | 765.2 |
| 11° | 1,321.2 | 57° | 739.6 |
| 12° | 1,320.2 | 58° | 713.9 |
| 13° | 1,319.0 | 59° | 688.0 |
| 14° | 1,317.5 | 60° | 662.0 |
| 15° | 1,315.8 | 61° | 636.1 |
| 16° | 1,313.8 | 62° | 610.1 |
| 17° | 1,311.4 | 63° | 584.3 |
| 18° | 1,308.8 | 64° | 558.6 |
| 19° | 1,305.7 | 65° | 533.2 |
| 20° | 1,302.2 | 66° | 508.0 |
| 21° | 1,298.4 | 67° | 483.1 |
| 22° | 1,294.0 | 68° | 458.6 |
| 23° | 1,289.2 | 69° | 434.6 |
| 24° | 1,283.8 | 70° | 411.0 |
| 25° | 1,278.0 | 71° | 388.0 |
| 26° | 1,271.5 | 72° | 365.5 |
| 27° | 1,264.5 | 73° | 343.7 |
| 28° | 1,256.9 | 74° | 322.5 |
| 29° | 1,248.6 | 75° | 301.9 |
| 30° | 1,239.7 | 76° | 282.1 |
| 31° | 1,230.2 | 77° | 263.0 |
| 32° | 1,219.9 | 78° | 244.7 |
| 33° | 1,208.9 | 79° | 227.1 |
| 34° | 1,197.3 | 80° | 210.4 |
| 35° | 1,184.9 | 81° | 194.4 |
| 36° | 1,171.7 | 82° | 179.2 |
| 37° | 1,157.8 | 83° | 164.8 |
| 38° | 1,143.2 | 84° | 151.2 |
| 39° | 1,127.8 | 85° | 138.4 |
| 40° | 1,111.7 | 86° | 126.4 |
| 41° | 1,094.8 | 87° | 115.1 |
| 42° | 1,077.2 | 88° | 104.6 |
| 43° | 1,058.8 | 89° | 94.8 |
| 44° | 1,039.8 | 90° | 0.0 |
| 45° | 1,020.0 |
Candela at each vertical angle, C0-C180 plane.
| Mounting height | centre | 0.5 m | 1.0 m | 1.5 m | 2.0 m | Beam Ø |
|---|---|---|---|---|---|---|
| 2.0 m | 331 | 301 | 227 | 148 | 90 | 6.9 m |
| 2.5 m | 212 | 199 | 166 | 124 | 86 | 8.7 m |
| 3.0 m | 147 | 141 | 124 | 101 | 77 | 10.4 m |
| 3.5 m | 108 | 105 | 95 | 82 | 66 | 12.1 m |
| 4.0 m | 83 | 81 | 75 | 67 | 57 | 13.9 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.