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… … Photograph of surface Illuminated by bearCrockett reflector. Crockett head lamp reflector. gradually increases as the arc is revolved through 180deg. from its upper vertical to its lower vertical position.Referring to the drawings, the plane GH, through the axisA and on one side thereof, will cut…
Automobiles · Aeronautics
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