Photometric Report

BLRT14-8.5L-840.ies

LTI Optics - www.ltioptics.com/ies Tested Thu May 4 08:53:34 2023 LM-63-2002
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Luminaire lumens
8,548 lm
Calculated from the candela data
Efficacy
139 lm/W
At 61.3 W input
Peak intensity
2,799 cd
At 0° vertical, 0° horizontal
Luminaire efficiency
89%
Of 9,556 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 77.7 fc 18.1 ft 20.4 ft
8.0 ft 43.7 fc 24.1 ft 27.2 ft
10.0 ft 28.0 fc 30.1 ft 34.1 ft
12.0 ft 19.4 fc 36.1 ft 40.9 ft
14.0 ft 14.3 fc 42.1 ft 47.7 ft
16.0 ft 10.9 fc 48.1 ft 54.5 ft
24.0 ft 4.9 fc 72.2 ft 81.7 ft
32.0 ft 2.7 fc 96.3 ft 109.0 ft
40.0 ft 1.7 fc 120.3 ft 136.2 ft
48.0 ft 1.2 fc 144.4 ft 163.5 ft
56.0 ft 0.9 fc 168.5 ft 190.7 ft
64.0 ft 0.7 fc 192.5 ft 217.9 ft
File Details
File
BLRT14-8.5L-840.ies
Format
LM-63-2002
Photometric type
Type C
Horizontal symmetry
Symmetric in each quadrant
Angles
19 vertical × 5 horizontal
Light sources
192 × 49.8 lm
Luminous opening (W × L × H)
0.979167 × 3.97917 × 0.28139 ft
Input watts
61.3 W
Ballast factor
1
Candela multiplier
1
Ballast-lamp factor
1
Test lab
LTI Optics - www.ltioptics.com/ies
Test date
Thu May 4 08:53:34 2023
Test number
1
Manufacturer
BJ TAKE LIGHTING
Luminaire
BLRT14-8.5L-840
Lamp
LED 0.1885W MID POWER 3030 (65MA)
Lamp catalogue number
LM301B