noun
panchromatic film
Photographic film sensitive to all visible wavelengths; used in black-and-white photography to capture natural tonal rendition.
このカメラにはパンクロマチックフィルムが入っている。
This camera is loaded with panchromatic film.
Variant with interpunct; less common but still seen.
Loanword from English 'panchromatic film'.