English Dictionary

caustic curve

名詞

(optics) A curve to which the ray of light, reflected or refracted by another curve, are tangents, the reflecting or refracting curve and the luminous point being in one plane.

日本語の意味

光学において、ある曲線により反射または屈折した光線が接線となる軌跡。反射または屈折する曲線と発光点が同じ平面上にある点が特徴となる。

When a point light source illuminates a reflective surface, the caustic curve formed by the reflected rays traces a bright crescent on the floor.

点光源が反射面を照らすと、反射や屈折によって生じる光線の包絡線が床に明るい三日月形を描く。

意味（1）

(optics) A curve to which the ray of light, reflected or refracted by another curve, are tangents, the reflecting or refracting curve and the luminous point being in one plane.

Caustic curves and surfaces are called catacaustic when formed by reflection, and diacaustic when formed by refraction.

caustic curves （ plural ）