Photopia | photometric reports
www.ltioptics.com
Number of Lamps | 2 |
Luminous flux per Lamp | 588.8 lm |
Total Input Luminous flux | 1177.6 lm |
Input Watts | 14.62 W |
Total Output Luminous flux | 461.71 lm |
Efficiency | 39.21 % |
Efficacy | 31.58 lm/W |
0° - 180° Size | 2.5 ft |
90° - 270° Size | 0.48 ft |
Height | 0.18 ft |
Distribution | Direct-Indirect |
Photometry Type | C |
Two luminaires, plane 0° | 0.21 |
Two luminaires, plane 90° | 0.49 |
Four luminaires | 0.43 |
0° - 180° | 20.3° |
90° - 270° | 26.9° |
|
0.00° |
90.00° |
180.00° |
270.00° |
360.00° |
0.00° |
571.14 |
571.14 |
571.14 |
571.14 |
571.14 |
2.50° |
486.68 |
548.93 |
618.91 |
561.66 |
486.68 |
5.00° |
400.20 |
526.20 |
644.49 |
528.85 |
400.20 |
7.50° |
179.94 |
495.40 |
634.94 |
489.89 |
179.94 |
10.00° |
38.77 |
435.28 |
550.47 |
429.11 |
38.77 |
12.50° |
24.63 |
346.05 |
422.49 |
351.63 |
24.63 |
15.00° |
21.36 |
279.14 |
291.31 |
279.02 |
21.36 |
17.50° |
16.54 |
218.59 |
175.90 |
220.63 |
16.54 |
20.00° |
13.93 |
171.83 |
93.43 |
171.08 |
13.93 |
22.50° |
14.34 |
134.71 |
49.89 |
134.54 |
14.34 |
25.00° |
15.97 |
106.77 |
30.47 |
104.70 |
15.97 |
27.50° |
17.52 |
80.66 |
23.16 |
81.15 |
17.52 |
30.00° |
19.84 |
56.58 |
20.79 |
57.14 |
19.84 |
32.50° |
22.64 |
37.35 |
19.49 |
37.84 |
22.64 |
35.00° |
24.17 |
25.11 |
18.77 |
25.30 |
24.17 |
37.50° |
25.54 |
19.32 |
17.97 |
19.29 |
25.54 |
40.00° |
28.57 |
17.86 |
17.73 |
18.52 |
28.57 |
42.50° |
29.87 |
16.13 |
17.40 |
17.76 |
29.87 |
45.00° |
32.89 |
16.60 |
17.02 |
16.53 |
32.89 |
47.50° |
34.21 |
16.30 |
17.00 |
16.52 |
34.21 |
50.00° |
36.79 |
15.64 |
17.19 |
16.97 |
36.79 |
52.50° |
38.15 |
15.86 |
17.05 |
16.59 |
38.15 |
55.00° |
39.51 |
15.63 |
17.19 |
16.60 |
39.51 |
57.50° |
41.16 |
15.06 |
16.84 |
16.91 |
41.16 |
60.00° |
42.59 |
15.19 |
17.07 |
16.72 |
42.59 |
62.50° |
43.34 |
15.18 |
17.06 |
16.61 |
43.34 |
65.00° |
44.65 |
14.78 |
16.62 |
16.89 |
44.65 |
67.50° |
43.92 |
14.77 |
16.63 |
16.93 |
43.92 |
70.00° |
45.66 |
15.00 |
16.47 |
16.68 |
45.66 |
72.50° |
45.43 |
14.43 |
16.52 |
17.46 |
45.43 |
75.00° |
44.82 |
14.29 |
17.19 |
17.47 |
44.82 |
77.50° |
44.20 |
14.02 |
17.29 |
17.51 |
44.20 |
80.00° |
44.14 |
14.09 |
17.79 |
16.70 |
44.14 |
82.50° |
42.03 |
13.51 |
18.49 |
16.79 |
42.03 |
85.00° |
42.09 |
13.27 |
18.71 |
16.86 |
42.09 |
87.50° |
40.99 |
13.04 |
18.77 |
16.54 |
40.99 |
90.00° |
38.90 |
12.80 |
19.24 |
16.45 |
38.90 |
92.50° |
38.14 |
12.47 |
18.74 |
16.17 |
38.14 |
95.00° |
35.90 |
12.24 |
18.21 |
16.22 |
35.90 |
97.50° |
34.47 |
11.99 |
18.14 |
15.78 |
34.47 |
100.00° |
32.75 |
12.00 |
17.77 |
15.45 |
32.75 |
102.50° |
31.04 |
11.89 |
17.25 |
15.83 |
31.04 |
105.00° |
29.22 |
11.74 |
17.04 |
15.58 |
29.22 |
107.50° |
27.26 |
11.79 |
16.81 |
15.60 |
27.26 |
110.00° |
25.49 |
11.83 |
16.81 |
15.69 |
25.49 |
112.50° |
23.85 |
11.20 |
16.80 |
15.32 |
23.85 |
115.00° |
23.07 |
11.31 |
17.13 |
15.35 |
23.07 |
117.50° |
21.39 |
11.52 |
16.69 |
15.28 |
21.39 |
120.00° |
19.15 |
11.43 |
17.24 |
15.17 |
19.15 |
122.50° |
17.97 |
11.50 |
17.65 |
15.07 |
17.97 |
125.00° |
16.45 |
11.51 |
17.53 |
15.47 |
16.45 |
127.50° |
15.05 |
11.41 |
18.07 |
15.15 |
15.05 |
130.00° |
13.24 |
12.58 |
18.34 |
15.72 |
13.24 |
132.50° |
12.19 |
12.29 |
18.65 |
15.41 |
12.19 |
135.00° |
10.61 |
13.34 |
18.49 |
16.35 |
10.61 |
137.50° |
9.40 |
13.57 |
19.68 |
16.40 |
9.40 |
140.00° |
8.21 |
15.22 |
20.59 |
17.47 |
8.21 |
142.50° |
7.40 |
15.79 |
21.85 |
18.22 |
7.40 |
145.00° |
6.17 |
17.02 |
22.39 |
19.29 |
6.17 |
147.50° |
5.48 |
18.67 |
23.47 |
20.86 |
5.48 |
150.00° |
4.59 |
21.46 |
25.27 |
22.77 |
4.59 |
152.50° |
3.83 |
31.88 |
26.74 |
34.52 |
3.83 |
155.00° |
3.06 |
62.99 |
29.45 |
63.87 |
3.06 |
157.50° |
2.36 |
110.35 |
29.82 |
111.23 |
2.36 |
160.00° |
1.97 |
163.86 |
32.97 |
165.64 |
1.97 |
162.50° |
1.52 |
218.70 |
48.91 |
220.15 |
1.52 |
165.00° |
1.26 |
275.69 |
114.28 |
279.21 |
1.26 |
167.50° |
1.19 |
340.25 |
251.93 |
346.72 |
1.19 |
170.00° |
1.08 |
399.85 |
432.69 |
399.24 |
1.08 |
172.50° |
1.09 |
478.12 |
615.87 |
470.08 |
1.09 |
175.00° |
7.55 |
573.51 |
746.98 |
581.27 |
7.55 |
177.50° |
278.78 |
715.27 |
773.31 |
718.77 |
278.78 |
180.00° |
759.87 |
759.87 |
759.87 |
759.87 |
759.87 |
Zone |
Lumens |
% Fixture |
0° - 10° |
44.77 |
9.70% |
10° - 20° |
59.37 |
12.86% |
20° - 30° |
30.55 |
6.62% |
30° - 40° |
15.88 |
3.44% |
40° - 50° |
16.12 |
3.49% |
50° - 60° |
19.95 |
4.32% |
60° - 70° |
22.96 |
4.97% |
70° - 80° |
24.71 |
5.35% |
80° - 90° |
24.62 |
5.33% |
90° - 100° |
22.58 |
4.89% |
100° - 110° |
19.51 |
4.23% |
110° - 120° |
16.47 |
3.57% |
120° - 130° |
13.70 |
2.97% |
130° - 140° |
11.47 |
2.48% |
140° - 150° |
10.34 |
2.24% |
150° - 160° |
19.88 |
4.31% |
160° - 170° |
47.53 |
10.29% |
170° - 180° |
41.31 |
8.95% |
0° - 90° |
258.93 |
56.08% |
90° - 180° |
202.78 |
43.92% |
0° - 180° |
461.71 |
100.00% |
Values are lumens delivered to the workplane from a single luminaire
|
ρfc |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
20% |
0% |
|
ρcc |
80% |
80% |
80% |
80% |
70% |
70% |
70% |
70% |
50% |
50% |
50% |
30% |
30% |
30% |
10% |
10% |
10% |
0% |
|
ρw |
70% |
50% |
30% |
10% |
70% |
50% |
30% |
10% |
50% |
30% |
10% |
50% |
30% |
10% |
50% |
30% |
10% |
30% |
|
0 |
501 |
501 |
501 |
501 |
466 |
466 |
466 |
466 |
400 |
400 |
400 |
340 |
340 |
340 |
285 |
285 |
285 |
259 |
|
1 |
453 |
431 |
411 |
393 |
420 |
400 |
383 |
367 |
344 |
331 |
319 |
292 |
282 |
274 |
244 |
237 |
231 |
215 |
|
2 |
416 |
380 |
351 |
327 |
385 |
355 |
329 |
308 |
306 |
287 |
270 |
261 |
247 |
234 |
220 |
209 |
200 |
190 |
|
3 |
384 |
341 |
308 |
281 |
356 |
319 |
289 |
266 |
277 |
254 |
236 |
238 |
221 |
207 |
202 |
189 |
179 |
173 |
|
4 |
357 |
309 |
274 |
247 |
331 |
289 |
258 |
234 |
253 |
229 |
210 |
219 |
201 |
186 |
188 |
174 |
163 |
159 |
RCR |
5 |
333 |
282 |
247 |
221 |
310 |
265 |
234 |
210 |
234 |
209 |
190 |
204 |
185 |
170 |
176 |
162 |
151 |
149 |
|
6 |
312 |
260 |
225 |
200 |
291 |
245 |
214 |
191 |
217 |
192 |
174 |
191 |
172 |
157 |
166 |
152 |
141 |
141 |
|
7 |
293 |
241 |
207 |
183 |
274 |
228 |
197 |
176 |
203 |
179 |
161 |
180 |
161 |
147 |
158 |
144 |
133 |
134 |
|
8 |
277 |
225 |
192 |
169 |
259 |
213 |
183 |
163 |
191 |
167 |
150 |
170 |
151 |
138 |
151 |
136 |
126 |
127 |
|
9 |
262 |
210 |
179 |
157 |
246 |
200 |
171 |
152 |
180 |
157 |
141 |
162 |
143 |
130 |
144 |
130 |
120 |
122 |
|
10 |
249 |
198 |
168 |
147 |
234 |
189 |
161 |
142 |
171 |
149 |
133 |
154 |
136 |
124 |
139 |
124 |
114 |
117 |
Mtg Height |
Light Level |
Beam Diameter |
6.0 ft |
15.9 fc |
2.2 ft |
8.0 ft |
8.9 fc |
2.9 ft |
10.0 ft |
5.7 fc |
3.6 ft |
12.0 ft |
4.0 fc |
4.3 ft |
14.0 ft |
2.9 fc |
5.0 ft |
16.0 ft |
2.2 fc |
5.8 ft |
Corrected UGR values based on total output energy
SHR = 1.0
Ceiling reflectance | 0.7 |
0.7 |
0.5 |
0.5 |
0.3 |
0.7 |
0.7 |
0.5 |
0.5 |
0.3 |
Wall reflectance | 0.5 |
0.3 |
0.5 |
0.3 |
0.3 |
0.5 |
0.3 |
0.5 |
0.3 |
0.3 |
Plane reflectance | 0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
0.2 |
Room dimensions |
Viewed crosswise |
Viewed endwise |
2H |
2H |
5.0 | 5.9 | 5.9 | 6.8 | 8.0 | 0.2 | 1.1 | 1.1 | 2.0 | 3.2 |
3H |
8.7 | 9.5 | 9.6 | 10.4 | 11.6 | 3.5 | 4.3 | 4.5 | 5.3 | 6.5 |
4H |
10.4 | 11.2 | 11.4 | 12.1 | 13.3 | 5.3 | 6.1 | 6.3 | 7.0 | 8.2 |
6H |
12.1 | 12.8 | 13.1 | 13.8 | 15.0 | 7.2 | 7.9 | 8.1 | 8.8 | 10.1 |
8H |
12.9 | 13.6 | 13.8 | 14.5 | 15.7 | 8.1 | 8.8 | 9.1 | 9.8 | 11.0 |
12H |
13.6 | 14.3 | 14.6 | 15.3 | 16.5 | 9.1 | 9.8 | 10.1 | 10.8 | 12.0 |
4H |
2H |
5.7 | 6.5 | 6.6 | 7.4 | 8.6 | 1.0 | 1.8 | 1.9 | 2.7 | 3.9 |
3H |
9.5 | 10.2 | 10.5 | 11.2 | 12.4 | 4.5 | 5.2 | 5.5 | 6.1 | 7.4 |
4H |
11.4 | 12.0 | 12.4 | 13.0 | 14.3 | 6.5 | 7.1 | 7.4 | 8.0 | 9.3 |
6H |
13.3 | 13.8 | 14.3 | 14.8 | 16.1 | 8.5 | 9.0 | 9.4 | 10.0 | 11.2 |
8H |
14.2 | 14.7 | 15.2 | 15.7 | 16.9 | 9.5 | 10.0 | 10.5 | 11.0 | 12.3 |
12H |
15.1 | 15.5 | 16.1 | 16.5 | 17.8 | 10.6 | 11.1 | 11.6 | 12.1 | 13.4 |
8H |
4H |
11.8 | 12.3 | 12.8 | 13.3 | 14.6 | 7.0 | 7.5 | 8.0 | 8.5 | 9.7 |
6H |
13.9 | 14.4 | 14.9 | 15.4 | 16.6 | 9.2 | 9.6 | 10.2 | 10.7 | 11.9 |
8H |
15.0 | 15.4 | 16.0 | 16.4 | 17.6 | 10.4 | 10.8 | 11.4 | 11.8 | 13.1 |
12H |
16.1 | 16.4 | 17.1 | 17.4 | 18.7 | 11.7 | 12.1 | 12.7 | 13.1 | 14.4 |
12H |
4H |
11.9 | 12.4 | 12.9 | 13.4 | 14.6 | 7.1 | 7.6 | 8.1 | 8.6 | 9.8 |
6H |
14.1 | 14.5 | 15.1 | 15.5 | 16.8 | 9.4 | 9.8 | 10.4 | 10.8 | 12.1 |
8H |
15.2 | 15.5 | 16.2 | 16.5 | 17.9 | 10.7 | 11.0 | 11.7 | 12.0 | 13.4 |
|
0.00° |
45.00° |
90.00° |
0.00° |
5132 |
5132 |
5132 |
45.00° |
390 |
239 |
153 |
55.00° |
561 |
298 |
159 |
65.00° |
823 |
377 |
174 |
75.00° |
1227 |
471 |
207 |
85.00° |
2381 |
618 |
259 |