The automobile headlight and its standardization chiefly with reference to the linear filament.

Author(s)
Jolley, L.B.W.
Year
Abstract

The relation of tolerance in beam divergence, tolerance in light centre length, and focal length of the reflector for parabolic car reflectors are discussed. Standardization upon a non-focussing type of lamp with filament parallel to the reflector axis is arged.

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Publication

Library number
A 9548 (In: A 9541)
Source

In: Recueil des travaux et compte rendu des séances, Commission Internationale de l'Éclairage (CIE), septième session, Saramac Inn, New York, septembre 1928, p. 335-358

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