circle lens; circle contact lens
A type of cosmetic contact lens that makes the iris appear larger, popular in East Asian fashion.
彼女はサークルレンズを付けて、目を大きく見せている。
She wears circle lenses to make her eyes look bigger.
Variant with interpunct; less common in running text.
Wasei-eigo (Japanese-made English) from 'circle' and 'lens', referring to the dark limbal ring that defines the lens.