Illuminating Engineering Society, Association of Public Lighting Engineers (Great Britain) · [London] · leaf 114
^ of a lamp can be correctedby adjusting a screw at the compressor,and this at once sets all the installationperfect. LIGHTING OF ENGINEEKING WOKKS BY GAS, ETC. 101 These lamps will be arranged asshown in Fig. 5. The fifteen high-pressure lamps will be placed at aheight of 14 ft. to 16 ft., and the… … Fig. 4. The illumination over ahnost theentire floor-space wiU exceed 1-5 foot-candles. Fig. 6 is a section showingthe distribution of illumination doAvnthe centre of one of the ba^s.
Lighting
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