noun
lead glass; crystal glass
Glass containing lead oxide, known for high refractive index and clarity. Often used for decorative items and optical lenses. Synonymous with クリスタルガラス.
See also: クリスタルガラス
この花瓶は鉛ガラスでできている。
This vase is made of lead glass.
鉛ガラスは屈折率
Lead glass is used for crystal products because of its high refractive index.