Last Updated：2025/12/04
(astronomy, telescopy) The minimum angular separation of two sources that can be distinguished by a telescope (depending on the wavelength of the light being observed and the diameter of the telescope).
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diffraction limit
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Source Word
diffraction limit
Noun
Japanese Meaning
望遠鏡で観測する際、光の波長と望遠鏡の口径に依存して、二つの光源（例えば天体）を個別に識別可能な最小の角度間隔を示す限界。
（ plural ）
