Photometric Report
BLC18-10L-830.ies
Luminaire lumens
10,001 lm
Calculated from the candela data
Efficacy
125 lm/W
At 80.3 W input
Peak intensity
4,594 cd
At 0° vertical, 0° horizontal
Luminaire efficiency
78%
Of 12,744 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 | 127.6 fc | 12.2 ft |
| 8.0 ft | 71.8 fc | 16.2 ft |
| 10.0 ft | 45.9 fc | 20.3 ft |
| 12.0 ft | 31.9 fc | 24.3 ft |
| 14.0 ft | 23.4 fc | 28.4 ft |
| 16.0 ft | 17.9 fc | 32.5 ft |
| 24.0 ft | 8.0 fc | 48.7 ft |
| 32.0 ft | 4.5 fc | 64.9 ft |
| 40.0 ft | 2.9 fc | 81.1 ft |
| 48.0 ft | 2.0 fc | 97.4 ft |
| 56.0 ft | 1.5 fc | 113.6 ft |
| 64.0 ft | 1.1 fc | 129.8 ft |
File Details
- File
- BLC18-10L-830.ies
- Format
- LM-63-2002
- Photometric type
- Type C
- Horizontal symmetry
- Symmetric in each quadrant
- Angles
- 19 vertical × 5 horizontal
- Light sources
- 288 × 44.2 lm
- Luminous opening (W × L × H)
- 1.51204 × 1.51258 × 0.34645 ft
- Input watts
- 80.28 W
- Ballast factor
- 1
- Candela multiplier
- 1
- Ballast-lamp factor
- 1
- Test lab
- LTI Optics - www.ltioptics.com/ies
- Test date
- Thu Feb 5 13:55:35 2026
- Test number
- 1
- Lamp
- LED 0.4275W J SERIES 2835 HIGH EFFICACY WARM WHITE (150MA)
- Lamp catalogue number
- JE2835AWT-00-0000-0C0A0BH730E