Last Updated
：2025/12/01
lumen-seconds
Noun
form-of
plural
Japanese Meaning
「lumen-second（ルーメン秒）」の複数形です。ルーメン秒は、照度（ルーメン）と時間（秒）を掛け合わせた、光エネルギーの単位を指します。
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lumen-seconds
The technician recorded 5000 lumen-seconds for the exposure test to ensure sufficient illumination.
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The technician recorded 5000 lumen-seconds for the exposure test to ensure sufficient illumination.
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