FEEDING YOUR PLASTIC CAMERA
Film Choice: What Flavor of Film?
The medium-format versions of Holgas and Dianas use 120 film, which comes wrapped around plastic reels about 2¼″ tall and has a paper backing along the whole length of the film, with extra paper at each end. Roll film comes wrapped in foil, leading my non-photographer friends to think I always have candy in my pockets, which may also be the case. You can use black-and-white (B&W), color negative, or transparency film in low-tech cameras, but the limitations of each may affect your film choice.
Be careful not to confuse 120 film with 220 film, which looks the same, but has twice the length of film, with paper only at the ends. It is more difficult to use with ...