'candelas' の視覚的な意味？ - 画像で学ぶ、日常生活の例

の視覚的イラスト candelas: カンデラ

noun

カンデラ

In the International System of Units, the base unit of luminous intensity; the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 × 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian. Symbol: cd

"The small emergency flashlight had a luminous intensity of only 0.5 candelas, barely enough to see in the dark. "

小さな非常用懐中電灯は、わずか0.5カンデラの光度しかなく、暗闇で見るにはほとんど足りませんでした。