Photometric Report
BLSPTI-8FT-15L-840-L18.ies
Luminaire lumens
15,517 lm
Calculated from the candela data
Efficacy
138 lm/W
At 112.1 W input
Peak intensity
4,948 cd
At 0° vertical, 0° horizontal
Luminaire efficiency
87%
Of 17,875 rated lamp lumens
Polar Candela Distribution
Each curve is a vertical slice through the luminaire: the listed plane on the right, the plane 180° opposite on the left. 0° is straight down.
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3D Candela Distribution
Intensity in every direction. Distance from the centre is candela. Drag to rotate.
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Iso Candela Diagram
Looking up at the luminaire. The centre is straight down and the outer ring is the horizon (90°). Horizontal angles run clockwise from 0° at the top.
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Cone of Light
Light level directly below the luminaire, and the beam width on the floor where intensity falls to 50% of peak. Two widths are listed when the luminaire's 0–180° and 90–270° beams differ.
| Mtg Height | Light Level | Beam Diameter |
|---|---|---|
| 6.0 ft | 137.4 fc | 17.5 ft |
| 8.0 ft | 77.3 fc | 23.4 ft |
| 10.0 ft | 49.5 fc | 29.2 ft |
| 12.0 ft | 34.4 fc | 35.1 ft |
| 14.0 ft | 25.2 fc | 40.9 ft |
| 16.0 ft | 19.3 fc | 46.8 ft |
| 24.0 ft | 8.6 fc | 70.2 ft |
| 32.0 ft | 4.8 fc | 93.6 ft |
| 40.0 ft | 3.1 fc | 117.0 ft |
| 48.0 ft | 2.1 fc | 140.4 ft |
| 56.0 ft | 1.6 fc | 163.8 ft |
| 64.0 ft | 1.2 fc | 187.2 ft |
File Details
- File
- BLSPTI-8FT-15L-840-L18.ies
- Format
- LM-63-2002
- Photometric type
- Type C
- Horizontal symmetry
- Symmetric in each quadrant
- Angles
- 19 vertical × 5 horizontal
- Light sources
- 384 × 46.6 lm
- Luminous opening (W × L × H)
- 0.311005 × 7.71027 × 0.210631 ft
- Input watts
- 112.1 W
- Ballast factor
- 1
- Candela multiplier
- 1
- Ballast-lamp factor
- 1
- Test lab
- LTI Optics - www.ltioptics.com/ies
- Test date
- Wed May 31 11:48:38 2023
- Test number
- 1
- Manufacturer
- BJ TAKE LIGHTING
- Luminaire
- BLSPTI-8FT-15L-840-L18
- Lamp
- LED 0.17875W 2835 MID POWER (65MA)
- Lamp catalogue number
- SPMWH1228MD5WATUVK