The lighting book; a manual for the layman, setting forth the practical and esthetic sides of good lighting for the home (1913)
Godinez, F. Laurent · New York, McBride, Nast & company · leaf 79
e redirectingsurface of the shade, both for physiological andutilitarian reasons, now let us study the change indistribution of light effected by changing theshape of the redirecting surface. 50 THE LIGHTING BOOK The diagram on page 49 shows two shades withinner polished surfaces over a light… … ■A. B. Change in the Distribution of Light Effected byDepolishing the Inner Surfaces of the Re-flectors Shown. The Result is DiffusedLight Without Glare parallel (A) the light rays cross, giving a widerdistribution than in (B) owing to the greater in-clination of the shades sides which redirect…
Lighting
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