also: スリーディーメガネ
noun
3D glasses
Glasses used to view three-dimensional images, typically in movies or on special displays.
映画館で３Ｄ眼鏡を借りた。
I borrowed 3D glasses at the movie theater.
Common variant with メガネ in katakana; often seen in casual or commercial contexts.
Compound of ３Ｄ (three-dimensional) and 眼鏡 (glasses).