Lucas acetylene motor car headlamp, 1905.
4 0 c m
 
33cm
actual image size: 25cm x 32cm

Lucas acetylene motor car headlamp, 1905.

© Science Museum / Science & Society Picture Library

Description

A motor car headlamp with a lens and reflector, incorporating the lens arrangement patented by Mr H Lucas in 1905. The central forward rays were projected through the lens as a parallel beam, with the backward rays returned by the central reflector to the focus and through the lens in the same way.
 

Image Ref.

10217226
 

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