Photometric Data Sheet
| Luminaire | Meade - Down Lights, 36 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 2,400 lm | Input power | 20.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | UGR | <19 |
| Beam angle (50% Imax) | 36.0° | Field angle (10% Imax) | 59.4° |
| Voltage | AC100~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 6,175.0 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 230 mm dia. | Spacing/height (nominal) | 1.14 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 2,242 | 93.4% |
| 0–60° | 2,400 | 100.0% |
| 0–90° (total) | 2,400 | 100.0% |
Flux emitted within each downward cone. 59% 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° | 6,175.0 | 46° | 8.5 |
| 1° | 6,170.8 | 47° | 6.0 |
| 2° | 6,153.1 | 48° | 4.2 |
| 3° | 6,117.2 | 49° | 2.9 |
| 4° | 6,060.3 | 50° | 2.0 |
| 5° | 5,980.3 | 51° | 1.3 |
| 6° | 5,876.0 | 52° | 0.9 |
| 7° | 5,746.9 | 53° | 0.0 |
| 8° | 5,593.0 | 54° | 0.0 |
| 9° | 5,415.1 | 55° | 0.0 |
| 10° | 5,214.3 | 56° | 0.0 |
| 11° | 4,992.5 | 57° | 0.0 |
| 12° | 4,752.0 | 58° | 0.0 |
| 13° | 4,495.6 | 59° | 0.0 |
| 14° | 4,226.2 | 60° | 0.0 |
| 15° | 3,947.2 | 61° | 0.0 |
| 16° | 3,662.1 | 62° | 0.0 |
| 17° | 3,374.4 | 63° | 0.0 |
| 18° | 3,087.5 | 64° | 0.0 |
| 19° | 2,804.8 | 65° | 0.0 |
| 20° | 2,529.3 | 66° | 0.0 |
| 21° | 2,263.8 | 67° | 0.0 |
| 22° | 2,010.8 | 68° | 0.0 |
| 23° | 1,772.2 | 69° | 0.0 |
| 24° | 1,549.6 | 70° | 0.0 |
| 25° | 1,344.0 | 71° | 0.0 |
| 26° | 1,156.2 | 72° | 0.0 |
| 27° | 986.4 | 73° | 0.0 |
| 28° | 834.5 | 74° | 0.0 |
| 29° | 699.9 | 75° | 0.0 |
| 30° | 581.9 | 76° | 0.0 |
| 31° | 479.6 | 77° | 0.0 |
| 32° | 391.8 | 78° | 0.0 |
| 33° | 317.1 | 79° | 0.0 |
| 34° | 254.4 | 80° | 0.0 |
| 35° | 202.1 | 81° | 0.0 |
| 36° | 159.1 | 82° | 0.0 |
| 37° | 124.1 | 83° | 0.0 |
| 38° | 95.9 | 84° | 0.0 |
| 39° | 73.3 | 85° | 0.0 |
| 40° | 55.5 | 86° | 0.0 |
| 41° | 41.7 | 87° | 0.0 |
| 42° | 30.9 | 88° | 0.0 |
| 43° | 22.7 | 89° | 0.0 |
| 44° | 16.6 | 90° | 0.0 |
| 45° | 11.9 |
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 | 1,544 | 962 | 190 | 16 | 1 | 1.3 m |
| 2.5 m | 988 | 742 | 264 | 49 | 6 | 1.6 m |
| 3.0 m | 686 | 568 | 281 | 84 | 18 | 1.9 m |
| 3.5 m | 504 | 441 | 267 | 110 | 33 | 2.3 m |
| 4.0 m | 386 | 350 | 241 | 122 | 47 | 2.6 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.