GOTHAM ARCHITECTURAL DOWNLIGHTING | 1400 Lester Road, Conyers GA 30012 | P 800.315.4982 | gothamlighting.com
© 2007-2013 Acuity Brands Lighting, Inc. All Rights Reserved. Rev. 07/24/13. Specifications subject to change without notice.
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DLV-3-ADJ-OPENCONE
PHOTOMETRY
3” DLV
Adjustable Downlight
Seamless Cast Faceplate with Open Cone, Max 75 Watt
LAMP PERFORMANCE DATA
All data was calculated from each lamp manufacturer’s published data and is subject to normal lamp variations. Maximum footcandle is usually at the aiming point, but not
always on wider spread lamps. Lamp data supplied by manufacturers is approximate, and individual lamp performance may vary.
V1
H
45˚
aiming
angle
60˚
aiming
angle
fc =
MBCP x Cos
3
(aiming angle)
H
2
(distance from wall s
uared)
Feet out
Aiming
angle Cos
3
Feet down from ceiling
45°.354678910
50°.26678101112
55°.189910 11 13 14
60°.1251012141617
65°.0761315181921
70°.0401719222528
75°.0172226303437
Formula for other distances and aiming angles.
ACCENT LIGHTING ANGLE PERFORMANCE DATA
DISTANCE LAMP TO LIGHTED SURFACE 2 FEET 4 FEET
DISTANCE DOWN TO AIMING POINT V1 (FT) 2 V2 (FT) 7
Beam
Lamp No. Watts Type MFG. Width (°) MBCP Aiming Angle Beam Aiming Angle Beam
to 45° Length Width 60° Length Width
50% MBCP
FT-CANDLES FT-CANDLES
MR-16
ESX 20 NSP GE/SY/PH 15 3600 318 1.1 0.7 28 4.4 2.1
BAB 20 FL GE/SY/PH 40 525 46 3.4 2.1 4 19.3 5.8
EXT 50 NSP GE/SY/PH 13 10200 902 0.9 0.6 80 3.
.8
EXZ 50 NFLGE/SY 26 3400 301 2.01.3 27 8.8 3.7
EXN 50 FL GE/SY/PH 40 1850 164 3.4 2.1 14 19.3 5.8
EYJ 71/65 MFL GE/SY24 4900 433 1.8 1.2 38 7.9 3.4
EYC 71/65 FL GE/SY 36 2100 186 2.9 1.8 16 15.2 5.2
MR-11
FTB 20 SP SY/PM 10 5000 442 0.70.5 39 2.
.4
FTD 20 NFL SY 30 600 53 2.3 1.5 5 10.9 4.3
FTE 35 SP SY/PM10 6500 575 0.40.5 51 2.9 1.4
FTH 35 NFL SY/PM 30 1300 115 2.3 1.5 10 10.9 4.3
ALR-12
GBD 20 NSPPH67000 619 0.40.3 55 1.7 0.8
GBE 20 SP PH 18 1500 133 1.30.9 12 5.5 2.5
GBF20FLPH32750 66 2.5 1.6 6 12.2 4.6
ALR-18
GBJ 50 SP PH 10 13000 1149 0.70.5 102 2.9 1.4
GBK 50 NFLPH25 1900 468 1.9 1.3 15 8.
.5
AR-70
20AR70/8/SP20SPSY87000 619 0.60.4 55 2.
.1
20AR70/25/FL 20 FL SY 25 850 75 1.91.3 7 8.
.5
50AR70/8/SP 50 SP SY 815000 1326 0.60.4 117 2.3 1.1
50AR70/25/FL 50 FL SY 25 2000 177 1.9 1.3 16 8.3 3.5
LOCATION OF ACCENT LUMINAIRE TO PROVIDE AIMING PT. 5.5' ABOVE THE FLOOR
Clg. Ht. (ft) 60° Aiming Angle 45° Aiming Angle
Out (H)Down (V2) Out (H) Down (V1)
8 1.5 2.5 2.5 2.5
9 2.0 3.5 3.5 3.5
10 2. 5 4. 5 4.5 4.5
PHOTOMETRY NOTES
• Tested to current IES and NEMA standards under stabilized laboratory conditions.
• Actual performance may differ as a result of end-user environment and application.
• Consult factory or IES file for microgroove baffle, black cone or other photometric reports.
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