〘 noun 〙 A device that uses an arc lamp or xenon lamp as a light source, and emits a parallel beam of light in one direction through a reflector to illuminate distant targets on land, sea, and air at night. A searchlight is used to search for enemies at sea from a ship, and a searchlight is used to search for aircraft. Searchlight. ※Fuzoku Gaho - Issue 305 (1904) Detailed report on the Battle of Port Arthur, "Searchlights fired from the enemy fortress" Source: The Selected Edition of the Japanese Language Dictionary About the Selected Edition of the Japanese Language Dictionary Information |
〘名〙 夜間、遠方の陸海空の目標を照らすため、アーク灯やキセノンランプを光源としてこれを反射鏡により平行光線として一方向に射出し、遠距離を照射する装置。艦上より海上の敵を捜索するものを探海灯、航空機を捜索するものを照空灯という。サーチライト。※風俗画報‐三〇五号(1904)旅順要塞戦の詳報「敵要塞より探照燈を放ち」
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