Holophane Planned Lighting Book No. 375

Bare lamps are seldom used now but there are many lighting fixtures which an; little if any better than bare lamps in light directing characteristics. An enclosing globe of uniform texture, for example, does not redirect light. It merely diffuses or scatters it in all directions. It may be pleasing in appearance but it does not improve the lighting value. The light has been diffused but the distribution has not been controlled.

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