Last Updated
：2025/12/08
屈折率
Hiragana
くっせつりつ
Noun
Japanese Meaning
光が異なる媒体に入射する際に進行方向が変わる現象（屈折）の程度を表す物理量。真空中の光速と、その媒体中の光速との比で定義される。 / 一般に、ある波動（光・音など）が媒質中を伝わる際の伝わり方の特性を示す指標。
Easy Japanese Meaning
ものの中でひかりがどれくらいまがるかをあらわす数のこと
Sense（1）
(optics) a refractive index
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
屈折率
See correct answer
The refractive index of this lens is 1.5.
See correct answer
このレンズの屈折率は1.5です。
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