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.
PAGE 3 OF 3
DLVI-1-FIXED-PINHOLE
PHOTOMETRY
2.5cm (1”) DLVI
Fixed Pinhole
Seamless Cast Faceplate, Max 50 Watt
DLVI DWN MR16 1P
Q50MR16/C/NSP15 (EXT) LAMP, 0.2 S/MH, 880 RATED LUMENS, TEST NO. 2198042002
DLVI DWN MR16 1P
50MR16Q/40/FL/T (EXN) LAMP, 0.5 S/MH, 880 RATED LUMENS, TEST NO. 2198042001
Distribution Curve Distribution Data Output Data Coefficient of Utilization Illuminance: Single Luminaire 30” Above Floor
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.
From 0° cp. Lumens
0° 3485
5° 2357 174
15° 31590
25° 07
35° 00
45° 00
55° 00
65° 00
75° 00
85° 00
90° 0
Zone Lumens %lamp
0°-30°271 30.8
0°-40°271 30.8
0°-60°271 30.8
0°-90°271 30.8
90°-180°0 0.0
0°-180° 271 30.8*
* Efficiency
50% 10%
beam angle 13.3° beam angle 27.7
Initial fc fc at fc at
Mount at beam Beam beam Beambeam
height center diameter edge diameteredge
8' 115.21.3'57.62.7' 11.5
10'62.01.8'31.03.7
.2
12'38.62.2'19.34.7
.9
14'26.42.7'13.25.7
.6
16'19.13.2' 9.6 6.6' 1.9
ρc80% 70%50%
ρw 50% 30%50% 30% 50%30%
1353535343333
2343333333332
3333233323231
4323132313131
5313031303130
6313031303029
7302930293029
8302930292929
9292829282928
45°
800
0°
90°
Zone Lumens %lamp
0°-30°345 39.2
0°-40°346 39.3
0°-60°346 39.3
0°-90°346 39.3
90°-180°0 0.0
0°-180° 346 39.3*
* Efficiency
50% 10%
beam angle 25.6° beam angle 43.8
Initial fc fc at fc at
Mount at beam Beam beam Beam beam
height center diameter edge diameteredge
8' 51.1 2.5' 25.6 4.4' 5.1
10'27.53.4'13.86.0' 2.8
12'17.14.3'8.6 7.6' 1.7
14'11.75.2'5.8 9.3' 1.2
16'8.5 6.1' 4.210.9' 0.8
From 0° cp. Lumens
0° 1547
5° 1382 120
15° 683 179
25° 82 46
35° 01
45° 00
55° 00
65° 00
75° 00
85° 00
90° 0
90°
45°
0°
ρc80% 70%50%
ρw 50% 30%50% 30% 50%30%
1444444434242
2434142414140
3413940393938
4393839383837
5383638363736
6373537353635
7363435343534
8353335333433
9343234323332
400
800
(3 pages)
(6 pages)
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