Photometric Report
BHZ-2'-8.5L-840-L68.ies
Luminaire lumens
8,368 lm
Calculated from the candela data
Efficacy
138 lm/W
At 60.8 W input
Peak intensity
2,935 cd
At 0° vertical, 0° horizontal
Luminaire efficiency
84%
Of 9,954 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 (0°-180°) | Beam Diameter (90°-270°) |
|---|---|---|---|
| 6.0 ft | 81.5 fc | 16.3 ft | 15.4 ft |
| 8.0 ft | 45.9 fc | 21.7 ft | 20.5 ft |
| 10.0 ft | 29.3 fc | 27.1 ft | 25.6 ft |
| 12.0 ft | 20.4 fc | 32.5 ft | 30.8 ft |
| 14.0 ft | 15.0 fc | 37.9 ft | 35.9 ft |
| 16.0 ft | 11.5 fc | 43.4 ft | 41.0 ft |
| 24.0 ft | 5.1 fc | 65.0 ft | 61.5 ft |
| 32.0 ft | 2.9 fc | 86.7 ft | 82.1 ft |
| 40.0 ft | 1.8 fc | 108.4 ft | 102.6 ft |
| 48.0 ft | 1.3 fc | 130.1 ft | 123.1 ft |
| 56.0 ft | 0.9 fc | 151.8 ft | 143.6 ft |
| 64.0 ft | 0.7 fc | 173.5 ft | 164.1 ft |
File Details
- File
- BHZ-2'-8.5L-840-L68.ies
- Format
- LM-63-2002
- Photometric type
- Type C
- Horizontal symmetry
- Symmetric in each quadrant
- Angles
- 19 vertical × 5 horizontal
- Light sources
- 312 × 31.9 lm
- Luminous opening (W × L × H)
- 0.656611 × 2.17149 × 0.305102 ft
- Input watts
- 60.79 W
- Ballast factor
- 1
- Candela multiplier
- 1
- Ballast-lamp factor
- 1
- Test lab
- LTI Optics - www.ltioptics.com/ies
- Test date
- Wed Sep 18 08:24:59 2024
- Test number
- 1
- Manufacturer
- BJ TAKE LIGHTING
- Luminaire
- BHZ-2'-8.5L-840-L68
- Lamp
- LED 0.1885W MID POWER 3030 (65MA)
- Lamp catalogue number
- LM301B