Surface & Suspended (Prudential Lighting)

Surface & Suspended - Page 13

PHOTOMETRIC DATA

P-1251-04RS-WA

COEFFICIENTS OF UTILIZATION
% CEILING REFLECTANCE				80			50			10
% WALL REFLECTANCE	50		30		10	50	30	10	50		30	10
ROOM CAVITY RATIO		FLOOR CAVITY REFLECTANCE, 20%
1	.70		.67		.63	.61	.57	.55	.50		.47	.45
2	.59		.54		.48	.52	.47	.43	.42		.39	.36
3	.52		.45		.40	.44	.40	.35	.36		.33	.30
4	.45		.39		.33	.39	.34	.30	.32		.29	.25
5	.40		.33		.28	.34	.29	.24	.28		.24	.21
6	.35		.29		.23	.31	.25	.21	.25		.21	.18
7	.32		.24		.20	.28	.22	.18	.22		19.	.15
8	.29		.22		.16+	.24	.19	.15	.20		.16	.13
9	.25		.19		.14	.22	.16	.13	.17		.14	.11
10	.23		.16		.13	.20	.15	.11	.16		.12	.10

SERVICING

INSTALLATION

PRUDENTIAL LIGHTING 1774 E. 21st ST. LOS ANGELES, CA 90058 213.746.0360 FAX: 213.746.8838

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