noun, noun which may take the genitive case particle 'no'
35mm film; Leica format
Refers to the 35mm film format originally popularized by Leica cameras. Often used attributively with の.
This camera uses 35mm film.
I scanned the 35mm negatives.
From ライカ (Leica, the camera brand) + 判 (size/format). The term originated because Leica cameras popularized the 35mm film format.