反はん射しゃ角かくはんしゃかくじ字FuriganaMeanings1nounangle of reflectionTechnical term in optics and physics; the angle between a reflected ray and the normal to the surface.入にゅう射しゃ角かくと反はん射しゃ角かくは等ひとしい。The angle of incidence equals the angle of reflection.
