Light Sources

 
Light Sources
Light Sources
(Photo Le Gars-Damgm)

The first lighthouses were fuelled by wood or coal. In 1611 the first enclosed lantern was tested at Cordouan. Man has constantly endeavoured to perfect the quality of light sources.

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Lanterns
Published on 15 February 2008
 
Rotation machines
Published on 15 February 2008
 
Optics
Published on 15 February 2008
 
The use of oil as fuel
Published on 15 February 2008
 
Petroleum fuelling
Published on 15 February 2008
 
Fuelling by electricity
Published on 15 February 2008
 
LED lights
Published on 15 February 2008