round glasses; round-lensed eyeglasses
Refers to eyeglasses with round frames or round lenses. A straightforward compound of 丸 (round) and 眼鏡 (glasses).
He always wears round glasses.
その丸眼鏡は彼女にとても似合っている。
Those round glasses really suit her.
Compound of 丸 (まる, 'round') and 眼鏡 (めがね, 'glasses'). The reading めがね is a standard kun'yomi compound.