Canon IIF brand_Visibledust This medium-sized version provides good

This medium-sized version provides good airflow without taking up half your camera bag (unless it's a really small bag)

and 77mm lens threads

Important wrinkle: the Medalist is designed for 620 rollfilm and will not work with 120 film out of the box

which is panchromatically sensitized

Canon IIF brand_Visibledust This medium-sized version provides goodThe Canon IIF is a Leica "copy" with excellent build quality and Canon's trick three mode viewfinder (with 1x, 1. 5x, and "rangefinder only" mode). Compatible with Leica thread mount lenses (not included), this IIF is in excellent condition, with only minor cosmetic wear and accurate shutter speeds.