noun
3D television
Refers to a television set or technology capable of displaying three-dimensional images.
新しい3Dテレビで映画を見ると、映像が飛び出して見える。
When you watch a movie on a new 3D television, the images appear to pop out.
3D is the general term for three-dimensional technology or content, while 3Dテレビ specifically refers to the television set or the television technology.
From English '3D television', combining '3D' (three-dimensional) and 'television'.