Photometric Data Sheet
| Luminaire | Vetta - Spot Lights, 36 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 1,200 lm | Input power | 10.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | UGR | <19 |
| Beam angle (50% Imax) | 36.0° | Field angle (10% Imax) | 59.4° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 3,087.5 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 90 mm dia. | Spacing/height (nominal) | 1.14 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 1,121 | 93.4% |
| 0–60° | 1,200 | 100.0% |
| 0–90° (total) | 1,200 | 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° | 3,087.5 | 46° | 4.2 |
| 1° | 3,085.4 | 47° | 3.0 |
| 2° | 3,076.5 | 48° | 2.1 |
| 3° | 3,058.6 | 49° | 1.4 |
| 4° | 3,030.1 | 50° | 1.0 |
| 5° | 2,990.1 | 51° | 0.7 |
| 6° | 2,938.0 | 52° | 0.4 |
| 7° | 2,873.5 | 53° | 0.0 |
| 8° | 2,796.5 | 54° | 0.0 |
| 9° | 2,707.5 | 55° | 0.0 |
| 10° | 2,607.1 | 56° | 0.0 |
| 11° | 2,496.2 | 57° | 0.0 |
| 12° | 2,376.0 | 58° | 0.0 |
| 13° | 2,247.8 | 59° | 0.0 |
| 14° | 2,113.1 | 60° | 0.0 |
| 15° | 1,973.6 | 61° | 0.0 |
| 16° | 1,831.1 | 62° | 0.0 |
| 17° | 1,687.2 | 63° | 0.0 |
| 18° | 1,543.8 | 64° | 0.0 |
| 19° | 1,402.4 | 65° | 0.0 |
| 20° | 1,264.6 | 66° | 0.0 |
| 21° | 1,131.9 | 67° | 0.0 |
| 22° | 1,005.4 | 68° | 0.0 |
| 23° | 886.1 | 69° | 0.0 |
| 24° | 774.8 | 70° | 0.0 |
| 25° | 672.0 | 71° | 0.0 |
| 26° | 578.1 | 72° | 0.0 |
| 27° | 493.2 | 73° | 0.0 |
| 28° | 417.2 | 74° | 0.0 |
| 29° | 349.9 | 75° | 0.0 |
| 30° | 291.0 | 76° | 0.0 |
| 31° | 239.8 | 77° | 0.0 |
| 32° | 195.9 | 78° | 0.0 |
| 33° | 158.6 | 79° | 0.0 |
| 34° | 127.2 | 80° | 0.0 |
| 35° | 101.1 | 81° | 0.0 |
| 36° | 79.6 | 82° | 0.0 |
| 37° | 62.1 | 83° | 0.0 |
| 38° | 47.9 | 84° | 0.0 |
| 39° | 36.7 | 85° | 0.0 |
| 40° | 27.8 | 86° | 0.0 |
| 41° | 20.8 | 87° | 0.0 |
| 42° | 15.5 | 88° | 0.0 |
| 43° | 11.4 | 89° | 0.0 |
| 44° | 8.3 | 90° | 0.0 |
| 45° | 6.0 |
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 | 772 | 481 | 95 | 8 | 1 | 1.3 m |
| 2.5 m | 494 | 371 | 132 | 24 | 3 | 1.6 m |
| 3.0 m | 343 | 284 | 141 | 42 | 9 | 1.9 m |
| 3.5 m | 252 | 221 | 133 | 55 | 16 | 2.3 m |
| 4.0 m | 193 | 175 | 120 | 61 | 24 | 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.