Fluorescent lighting: a review of the scientific and technical fundamentals and of the applications of the fluorescent lamp and its accessories
distributors for United Kingdom; Cleaver Hume Press; distributors for U.S.A.: Elsevier Press, Houston, 1952 - Technology & Engineering - 248 pages
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40 W lamp absorption alternating current amount of light anode applied arc voltage artificial light atom ballast bi-metallic strip black body blue borate cadmium borate capacitor cathode ceiling characteristic choke chromaticity circuit coil colour point colour temperature contrast core curve daylight diagram diffuse direction of vision discharge effect efficiency electron electron-volt emission employed ensure fact field of vision filament lamps fluores fluorescent lamps fluorescent lighting frequencies gas-discharge lamp glare heat higher ignition illumination levels incandescent increased ions light emitted light source lighting fitting lighting fixtures lighting system locations louvres luminescence luminous flux mains voltage manganese means mercury metal mounted normal phosphor possible power factor produced radiation rays reason resistor screening shown in fig spectral energy distribution spectrum starter switch suitable task tint tube tungsten lamps ultra-violet values visual performance volts watts wavelength whilst willemite yellow zinc