Photometric Data Sheet
| Luminaire | Bam - Wall Recessed, 24 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 120 lm | Input power | 1.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | BUG rating (TM-15-11) | B0-U0-G0 |
| Beam angle (50% Imax) | 24.0° | Field angle (10% Imax) | 43.3° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 548.8 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 80 mm dia. | Spacing/height (nominal) | 0.79 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 106 | 88.7% |
| 0–60° | 117 | 97.4% |
| 0–90° (total) | 120 | 100.0% |
Flux emitted within each downward cone. 46% of the total falls inside the rated beam angle.
| Zone | Back lm | Front lm |
|---|---|---|
| Low 0–30° | 53 | 53 |
| Mid 30–60° | 5 | 5 |
| High 60–80° | 1 | 1 |
| 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° | 548.8 | 46° | 4.2 |
| 1° | 546.7 | 47° | 4.1 |
| 2° | 540.0 | 48° | 3.9 |
| 3° | 528.4 | 49° | 3.7 |
| 4° | 512.1 | 50° | 3.6 |
| 5° | 491.3 | 51° | 3.4 |
| 6° | 466.5 | 52° | 3.3 |
| 7° | 438.5 | 53° | 3.1 |
| 8° | 407.8 | 54° | 3.0 |
| 9° | 375.3 | 55° | 2.8 |
| 10° | 341.7 | 56° | 2.7 |
| 11° | 307.9 | 57° | 2.6 |
| 12° | 274.4 | 58° | 2.4 |
| 13° | 242.0 | 59° | 2.3 |
| 14° | 211.2 | 60° | 2.2 |
| 15° | 182.5 | 61° | 2.1 |
| 16° | 156.0 | 62° | 2.0 |
| 17° | 132.2 | 63° | 1.9 |
| 18° | 110.9 | 64° | 1.8 |
| 19° | 92.3 | 65° | 1.7 |
| 20° | 76.2 | 66° | 1.6 |
| 21° | 62.5 | 67° | 1.5 |
| 22° | 51.1 | 68° | 1.4 |
| 23° | 41.6 | 69° | 1.3 |
| 24° | 33.8 | 70° | 1.2 |
| 25° | 27.5 | 71° | 1.2 |
| 26° | 22.6 | 72° | 1.1 |
| 27° | 18.6 | 73° | 1.0 |
| 28° | 15.6 | 74° | 1.0 |
| 29° | 13.2 | 75° | 0.9 |
| 30° | 11.4 | 76° | 0.8 |
| 31° | 10.0 | 77° | 0.8 |
| 32° | 8.9 | 78° | 0.7 |
| 33° | 8.1 | 79° | 0.7 |
| 34° | 7.4 | 80° | 0.6 |
| 35° | 6.9 | 81° | 0.6 |
| 36° | 6.5 | 82° | 0.5 |
| 37° | 6.2 | 83° | 0.5 |
| 38° | 5.9 | 84° | 0.5 |
| 39° | 5.6 | 85° | 0.4 |
| 40° | 5.4 | 86° | 0.4 |
| 41° | 5.2 | 87° | 0.4 |
| 42° | 5.0 | 88° | 0.3 |
| 43° | 4.8 | 89° | 0.3 |
| 44° | 4.6 | 90° | 0.0 |
| 45° | 4.4 |
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 | 137 | 48 | 4 | 1 | 0 | 0.9 m |
| 2.5 m | 88 | 45 | 7 | 1 | 0 | 1.1 m |
| 3.0 m | 61 | 38 | 10 | 2 | 0 | 1.3 m |
| 3.5 m | 45 | 32 | 11 | 3 | 1 | 1.5 m |
| 4.0 m | 34 | 27 | 12 | 4 | 1 | 1.7 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.