window film; window tint; tinting film
Refers to the film applied to vehicle windows for UV protection, privacy, or heat reduction. A wasei-eigo term derived from English 'car film'.
wasei-eigo (Japanese-coined English), from car film
Because the summer sun is strong, I put window film on my car.
The visible light transmission of window film is regulated by law.
Wasei-eigo from English 'car' + 'film'. The term is not used in English with this meaning; the English equivalent is 'window film' or 'window tint'.