Footcandles on Wall from Multiple Units
Lighting Data
Example: With multiple 500 PAR56 MFL (T-H) units located
3' from wall and 4' on center, the illumination on the wall
3' down from the wall 5' down from the ceiling is 48 f.c.
beneath fixtures and 43 f.c. between fixtures.
3’ 4’
1’ 9 8 9 8 5 8
2’ 19 18 19 16 13 16
3’ 27 26 27 22 18 22
4’ 30 29 30 24 21 24
5’ 30 30 30 24 22 24
6’ 28 28 28 22 21 22
7’ 26 26 26 20 20 20
8’ 24 24 24 18 18 18
9’ 21 22 21 17 17 17
10’ 19 20 19 15 15 15
11’ 18 18 18 14 14 14
12’ 16 16 16 13 13 13
13’ 15 15 15 12 12 12
14’ 14 14 14 11 11 11
Units 3 Feet From Wall
Distance From Ceiling, Ft.
3’ 4’
11915 19 17 10 17
2’ 37 35 38 31 24 31
3’ 52 50 52 42 35 42
4’ 60 59 61 49 42 49
5’ 60 60 60 48 43 48
6’ 56 56 56 44 41 44
7’ 50 50 50 39 38 39
8’ 44 45 45 34 34 34
9’ 39 40 39 30 30 30
10’ 35 35 35 27 27 27
11’ 31 31 31 24 24 24
12’ 28 28 28 22 22 22
13’ 26 26 28 20 20 20
14’ 24 24 24 19 19 19
Units 3 Feet From Wall
Distance From Ceiling, Ft.
3’ 4’
1’ 4 3 4 3 2 3
2’ 8 8 8 7 6 7
3’ 12 12 12 11 9 11
4’ 16 15 16 13 12 13
5’ 17 17 17 14 13 14
6’ 18 17 18 15 14 15
7’ 17 17 17 14 14 14
8’ 17 17 17 14 13 14
9’ 16 16 16 13 13 13
10’ 15 15 15 12 12 12
11’ 14 14 14 12 12 12
12’ 14 14 14 11 11 11
13’ 13 13 13 11 11 11
14’ 13 13 13 10 10 10
Units 4 Feet From Wall
Distance From Ceiling, Ft.
4’ 5’
1’ 7 6 7 7 4 7
2’ 17 15 17 15 11 15
3’ 24 23 24 21 17 21
4’ 30 29 30 25 22 25
5’ 34 33 34 29 25 29
6’ 35 35 35 30 27 30
7’ 34 34 34 29 27 29
8’ 33 33 33 27 26 27
9’ 30 31 30 25 25 25
10’ 28 28 28 23 23 23
11’ 26 26 26 22 22 22
12’ 25 25 25 20 20 20
13’ 23 23 23 19 19 19
14’ 22 22 22 18 18 18
Units 4 Feet From Wall
Distance From Ceiling, Ft.
Footcandle values are averaged and rounded off and are based on a minimum of five units.
For fixture-to-wall distances, other than those shown, use maximum of 1 of 1 spacing (distance
between fixtures not more than distance to wall) for best results.
Calculite
®
Incandescent Lensed Wall Washer LW7/CDF7P56D
Page 2 of 2 7 1/2” Aperture PAR56 Lamp
Lightolier a Genlyte Thomas Company www.lightolier.com
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division) • A0902
Job Information Type:
48 f.c.
48 f.c.