Cardan lamp - Cardan lamp

Japanese: カルダン灯 - かるだんとう
Cardan lamp - Cardan lamp

… In the Renaissance, scientific thought developed and oil lamps were improved. The first step was the Cardan lamp, invented by the Italian mathematician and physician G. Cardano. This was a type of lamp in which the oil pot was placed higher than the wick to make the light brighter and to keep it burning for a long time. …

*Some of the terminology explanations that mention "Cardan lamp" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

… ルネサンス時代に入ると科学思想が発達して,オイル・ランプにも改良が加えられた。その第1段階が,イタリアの数学者にして医者のG.カルダーノの創案したカルダン(カルダーノ)灯であった。これは灯火を明るくして,長時間点火できるように,油壺を灯芯よりも高いところに設置した形式であった。…

※「カルダン灯」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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