noun
Polaroid camera; instant camera
Refers to a camera that uses self-developing film to produce a print shortly after taking a picture. Often associated with the Polaroid brand, but used generically for any instant camera.
ポラロイドカメラで写真を撮ると、すぐにプリントが出てくる。
When you take a picture with a Polaroid camera, the print comes out right away.
Variant with interpunct; less common but still seen.
インスタントカメラ is a more generic term for any instant camera, while ポラロイドカメラ specifically refers to Polaroid-brand cameras or the classic Polaroid style.
From English 'Polaroid camera', a trademark name that became a generic term for instant cameras.