always above the level of the headlights andthe most logical plan seems to be to direct all the raysfrom the source downwardly. This can be done by useof lenses of prismatic form; it can also be done by givingthe reflector a suitable shape, and this is perhaps thesimplest method. C. W. and C. H.… … there is a space, in which the source of light may be placed,such that, when the light source is wholly in the space, allof the light falling on the reflector will be reflected eitherhorizontally or in a downward direction. The surface of the reflector is generated by revolving,about its horizontal…
Automobiles · Aeronautics
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