Types of focusing mechanism are described and effect of use of each type on instructions issued by State motor-vehicle departments is explained; comparison between adjustment of head lamps in service which have one focusing mechanism and two focusing mechanisms.
Head-lamp focusing mechanisms and how they affect law enforcement
Soc. Automotive Engrs. -- Jl
Society of Automotive Engineers -- Journal ; 20 , n 6 ; p 727-734
1927
8 pages
3 Figs.
Aufsatz (Zeitschrift)
Englisch
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Head-Lamp Focusing Mechanisms and How They Affect Law Enforcement
SAE Technical Papers | 1927
|Head-lamp adjusting mechanicms and law enforcement
Engineering Index Backfile | 1927
|