Photometric Data Sheet
| Luminaire | Moon - Ceiling Surface Lights, 36 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 3,000 lm | Input power | 25.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | BUG rating (TM-15-11) | B3-U0-G0 |
| Beam angle (50% Imax) | 36.0° | Field angle (10% Imax) | 59.4° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 7,718.8 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 320 mm dia. | Spacing/height (nominal) | 1.14 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 2,802 | 93.4% |
| 0–60° | 3,000 | 100.0% |
| 0–90° (total) | 3,000 | 100.0% |
Flux emitted within each downward cone. 59% of the total falls inside the rated beam angle.
| Zone | Back lm | Front lm |
|---|---|---|
| Low 0–30° | 1,401 | 1,401 |
| Mid 30–60° | 99 | 99 |
| High 60–80° | 0 | 0 |
| Very high 80–90° | 0 | 0 |
| 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.
Centre-beam illuminance and beam diameter on a surface directly below.
| γ | cd | γ | cd |
|---|---|---|---|
| 0° | 7,718.8 | 46° | 10.6 |
| 1° | 7,713.6 | 47° | 7.5 |
| 2° | 7,691.4 | 48° | 5.2 |
| 3° | 7,646.5 | 49° | 3.6 |
| 4° | 7,575.3 | 50° | 2.5 |
| 5° | 7,475.4 | 51° | 1.7 |
| 6° | 7,345.0 | 52° | 1.1 |
| 7° | 7,183.6 | 53° | 0.0 |
| 8° | 6,991.3 | 54° | 0.0 |
| 9° | 6,768.8 | 55° | 0.0 |
| 10° | 6,517.8 | 56° | 0.0 |
| 11° | 6,240.6 | 57° | 0.0 |
| 12° | 5,940.0 | 58° | 0.0 |
| 13° | 5,619.4 | 59° | 0.0 |
| 14° | 5,282.7 | 60° | 0.0 |
| 15° | 4,934.0 | 61° | 0.0 |
| 16° | 4,577.6 | 62° | 0.0 |
| 17° | 4,218.0 | 63° | 0.0 |
| 18° | 3,859.4 | 64° | 0.0 |
| 19° | 3,506.0 | 65° | 0.0 |
| 20° | 3,161.6 | 66° | 0.0 |
| 21° | 2,829.8 | 67° | 0.0 |
| 22° | 2,513.5 | 68° | 0.0 |
| 23° | 2,215.2 | 69° | 0.0 |
| 24° | 1,936.9 | 70° | 0.0 |
| 25° | 1,680.0 | 71° | 0.0 |
| 26° | 1,445.3 | 72° | 0.0 |
| 27° | 1,233.0 | 73° | 0.0 |
| 28° | 1,043.1 | 74° | 0.0 |
| 29° | 874.9 | 75° | 0.0 |
| 30° | 727.4 | 76° | 0.0 |
| 31° | 599.5 | 77° | 0.0 |
| 32° | 489.7 | 78° | 0.0 |
| 33° | 396.4 | 79° | 0.0 |
| 34° | 318.0 | 80° | 0.0 |
| 35° | 252.7 | 81° | 0.0 |
| 36° | 198.9 | 82° | 0.0 |
| 37° | 155.1 | 83° | 0.0 |
| 38° | 119.8 | 84° | 0.0 |
| 39° | 91.7 | 85° | 0.0 |
| 40° | 69.4 | 86° | 0.0 |
| 41° | 52.1 | 87° | 0.0 |
| 42° | 38.7 | 88° | 0.0 |
| 43° | 28.4 | 89° | 0.0 |
| 44° | 20.7 | 90° | 0.0 |
| 45° | 14.9 |
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 | 1,930 | 1,203 | 237 | 21 | 1 | 1.3 m |
| 2.5 m | 1,235 | 927 | 330 | 61 | 8 | 1.6 m |
| 3.0 m | 858 | 709 | 352 | 105 | 22 | 1.9 m |
| 3.5 m | 630 | 551 | 334 | 137 | 41 | 2.3 m |
| 4.0 m | 482 | 437 | 301 | 153 | 59 | 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.