Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 24
ertain proportion of the light wasreflected from the surface of the shade,and that portion was modified to thesame extent as it was on the large trueDaylight lamp. It was a sufficiently large proportion of the total light issuingfrom the shade to produce a distinguish-able improvement in colours… … Fig. 2.—Showing method of assembling the latest type of Sheringham Daylight. and at the same time an excellent whitelight was obtained which enabled readingto be done without fatigue. Exampleswould be shown at a later date. The application of the Sheringhamreflector to gas had received…
Lighting
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