Mamiya Digital Imaging Co., Ltd. is a Japanese company that manufactures high-end cameras and other related photographic and optical equipment. With headquarters in Tokyo, it has two manufacturing plants and a workforce of over 200 people. The company was founded in May 1940 by camera designer Seiichi Mamiya and financial backer Tsunejiro Sugawara.
Mamiya
A Mamiya C3 twin lens reflex, from 1962.
Mamiya 645 1000S
RZ67 Pro I
Medium format has traditionally referred to a film format in photography and the related cameras and equipment that use film. Nowadays, the term applies to film and digital cameras that record images on media larger than the 24 mm × 36 mm used in 35 mm photography, but smaller than 4 in × 5 in.
Popular examples of medium format film cameras
A size comparison of medium-format film (left) and 35 mm film. Medium-format film lacks the sprocket holes of 35 mm film.
Pentax 6×7 format SLR camera with perspective control lens
50th anniversary Hasselblad 500 CM classic camera kit