Abolites porcelain-enameled steel reflector equipment for efficient and economical industrial lighting. (1919)
Adams-Bagnell Electric Co. · Adams-Bagnall Electric Co, · leaf 8
istribution curves. Thedepth of the RLM Stand-ard dome is such (angleof cut-off to lamp filamentis l7l/2 degrees) that goodprotection from glare from the lamp filament IS Illumination Curve provided when the reflector unit is mounted at theaverage mounting height and yet providing the nec-essary…
Lighting · Light fixtures · Industrial lighting
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