Photometric Data Sheet
| Luminaire | Spoter - Down Lights, 36 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 3,150 lm | Input power | 35.0 W |
| Efficacy | 90.0 lm/W | CCT | |
| CRI | >90 | UGR | <19 |
| Beam angle (50% Imax) | 36.0° | Field angle (10% Imax) | 59.4° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 8,104.7 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 190 mm dia. | Spacing/height (nominal) | 1.14 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 2,942 | 93.4% |
| 0–60° | 3,150 | 100.0% |
| 0–90° (total) | 3,150 | 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° | 8,104.7 | 46° | 11.2 |
| 1° | 8,099.2 | 47° | 7.9 |
| 2° | 8,075.9 | 48° | 5.5 |
| 3° | 8,028.8 | 49° | 3.8 |
| 4° | 7,954.1 | 50° | 2.6 |
| 5° | 7,849.1 | 51° | 1.8 |
| 6° | 7,712.3 | 52° | 1.2 |
| 7° | 7,542.8 | 53° | 0.0 |
| 8° | 7,340.8 | 54° | 0.0 |
| 9° | 7,107.3 | 55° | 0.0 |
| 10° | 6,843.7 | 56° | 0.0 |
| 11° | 6,552.6 | 57° | 0.0 |
| 12° | 6,237.0 | 58° | 0.0 |
| 13° | 5,900.4 | 59° | 0.0 |
| 14° | 5,546.9 | 60° | 0.0 |
| 15° | 5,180.7 | 61° | 0.0 |
| 16° | 4,806.5 | 62° | 0.0 |
| 17° | 4,428.9 | 63° | 0.0 |
| 18° | 4,052.3 | 64° | 0.0 |
| 19° | 3,681.3 | 65° | 0.0 |
| 20° | 3,319.7 | 66° | 0.0 |
| 21° | 2,971.3 | 67° | 0.0 |
| 22° | 2,639.2 | 68° | 0.0 |
| 23° | 2,326.0 | 69° | 0.0 |
| 24° | 2,033.8 | 70° | 0.0 |
| 25° | 1,764.0 | 71° | 0.0 |
| 26° | 1,517.5 | 72° | 0.0 |
| 27° | 1,294.7 | 73° | 0.0 |
| 28° | 1,095.2 | 74° | 0.0 |
| 29° | 918.6 | 75° | 0.0 |
| 30° | 763.8 | 76° | 0.0 |
| 31° | 629.5 | 77° | 0.0 |
| 32° | 514.2 | 78° | 0.0 |
| 33° | 416.2 | 79° | 0.0 |
| 34° | 333.9 | 80° | 0.0 |
| 35° | 265.3 | 81° | 0.0 |
| 36° | 208.9 | 82° | 0.0 |
| 37° | 162.9 | 83° | 0.0 |
| 38° | 125.8 | 84° | 0.0 |
| 39° | 96.2 | 85° | 0.0 |
| 40° | 72.9 | 86° | 0.0 |
| 41° | 54.7 | 87° | 0.0 |
| 42° | 40.6 | 88° | 0.0 |
| 43° | 29.9 | 89° | 0.0 |
| 44° | 21.7 | 90° | 0.0 |
| 45° | 15.6 |
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 | 2,026 | 1,263 | 249 | 22 | 1 | 1.3 m |
| 2.5 m | 1,297 | 974 | 346 | 64 | 8 | 1.6 m |
| 3.0 m | 901 | 745 | 369 | 111 | 23 | 1.9 m |
| 3.5 m | 662 | 579 | 350 | 144 | 43 | 2.3 m |
| 4.0 m | 507 | 459 | 316 | 160 | 62 | 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.