Last Updated
：2025/11/29
Lenard ray
Noun
dated
Japanese Meaning
（過去の用語）陰極線を透過する材質（例：アルミニウムなど）で構成された板の外面から放射される光線。これらの板は真空管の壁の一部を構成するか、真空管内に配置され陰極からの放射を受けるもの。
（ plural ）
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(dated) One of the rays that emanate from the outer surface of a plate composed of any material permeable by cathode rays, such as aluminium, which forms a portion of a wall of a vacuum tube, or which is mounted within the tube and exposed to radiation from the cathode.
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Lenard ray
The historian explained that in early vacuum-tube experiments a Lenard ray was observed when cathode radiation passed through the aluminum window.
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The historian explained that in early vacuum-tube experiments a Lenard ray was observed when cathode radiation passed through the aluminum window.
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