Great Lighthouses of Ireland

4:50 PM to 5:50 PM

Thursday 14 August

Season 2 Episode 3 of 4

The evolution of lighthouse technology, looking at innovations in optic engineering from the basic oil burners and reflectors of the 1700s to the invention of the Fresnel lens, which dramatically enhanced the power of the light. The programme also reveals Ireland's lighthouses' part in the development of radio wave and wireless technology by Guglielmo Marconi

Great Lighthouses of Ireland airs on RTE One +1 at 4:50 PM, Thursday 14 August. (Subtitles, repeat.)

Topics

Education ➝ Science ➝ Factual Topics

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