Photometric Data Sheet
| Luminaire | Pop - Ceiling Surface Lights, 40 deg | Lamp / LED | Integrated LED module |
|---|---|---|---|
| Luminous flux | 1,800 lm | Input power | 15.0 W |
| Efficacy | 120.0 lm/W | CCT | |
| CRI | >90 | BUG rating (TM-15-11) | B2-U0-G0 |
| Beam angle (50% Imax) | 40.0° | Field angle (10% Imax) | 66.0° |
| Voltage | AC220~240V |
| Distribution | Direct, rotationally symmetric | Maximum intensity | 3,766.7 cd |
|---|---|---|---|
| At angle | 0° V | Luminous shape | Circular |
| Luminous size | 83 mm dia. | Spacing/height (nominal) | 1.30 |
Polar distribution, rotationally symmetric. 0° is straight down.
| Zone | Lumens | % of total |
|---|---|---|
| 0–30° | 1,593 | 88.5% |
| 0–60° | 1,800 | 100.0% |
| 0–90° (total) | 1,800 | 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° | 796 | 796 |
| Mid 30–60° | 104 | 104 |
| 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° | 3,766.7 | 46° | 22.6 |
| 1° | 3,764.7 | 47° | 17.2 |
| 2° | 3,756.3 | 48° | 13.0 |
| 3° | 3,739.3 | 49° | 9.8 |
| 4° | 3,712.3 | 50° | 7.3 |
| 5° | 3,674.1 | 51° | 5.4 |
| 6° | 3,624.3 | 52° | 3.9 |
| 7° | 3,562.3 | 53° | 2.8 |
| 8° | 3,488.0 | 54° | 2.0 |
| 9° | 3,401.5 | 55° | 1.5 |
| 10° | 3,303.1 | 56° | 1.0 |
| 11° | 3,193.5 | 57° | 0.7 |
| 12° | 3,073.4 | 58° | 0.5 |
| 13° | 2,943.8 | 59° | 0.0 |
| 14° | 2,805.9 | 60° | 0.0 |
| 15° | 2,661.0 | 61° | 0.0 |
| 16° | 2,510.5 | 62° | 0.0 |
| 17° | 2,355.9 | 63° | 0.0 |
| 18° | 2,198.8 | 64° | 0.0 |
| 19° | 2,040.8 | 65° | 0.0 |
| 20° | 1,883.4 | 66° | 0.0 |
| 21° | 1,728.0 | 67° | 0.0 |
| 22° | 1,576.0 | 68° | 0.0 |
| 23° | 1,428.8 | 69° | 0.0 |
| 24° | 1,287.3 | 70° | 0.0 |
| 25° | 1,152.6 | 71° | 0.0 |
| 26° | 1,025.5 | 72° | 0.0 |
| 27° | 906.5 | 73° | 0.0 |
| 28° | 796.1 | 74° | 0.0 |
| 29° | 694.4 | 75° | 0.0 |
| 30° | 601.7 | 76° | 0.0 |
| 31° | 517.8 | 77° | 0.0 |
| 32° | 442.5 | 78° | 0.0 |
| 33° | 375.5 | 79° | 0.0 |
| 34° | 316.4 | 80° | 0.0 |
| 35° | 264.7 | 81° | 0.0 |
| 36° | 219.8 | 82° | 0.0 |
| 37° | 181.2 | 83° | 0.0 |
| 38° | 148.3 | 84° | 0.0 |
| 39° | 120.4 | 85° | 0.0 |
| 40° | 97.1 | 86° | 0.0 |
| 41° | 77.6 | 87° | 0.0 |
| 42° | 61.6 | 88° | 0.0 |
| 43° | 48.5 | 89° | 0.0 |
| 44° | 37.9 | 90° | 0.0 |
| 45° | 29.4 |
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 | 942 | 639 | 171 | 24 | 3 | 1.5 m |
| 2.5 m | 603 | 476 | 206 | 53 | 10 | 1.8 m |
| 3.0 m | 419 | 358 | 202 | 76 | 21 | 2.2 m |
| 3.5 m | 307 | 275 | 183 | 89 | 33 | 2.5 m |
| 4.0 m | 235 | 217 | 160 | 92 | 43 | 2.9 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.