Agfa-Gevaert N.V.
Alpa
Asahi
Asia Optical Co

Benq
Bowens
Bronica

Carl Zeiss
Canon 
Canson
Casio 
Cosina
Chinon Industries

Ebony
Ernemann

General Electric
Genius
Goerz
Graflex

Fokia Group AG 
Falcon Eyes 
Fujifilm

Hama
Hoya 
Hewlett-Packard

ICA AG
Ihagee 
Ilford Photo
Imacon

Kodak 
Konica
Konica Minolta
Kowa 
Kyocera

Leaf Medium Format Photography
Leica Camera 
Lenspen
Linhof

Mamiya
Manfrotto
Meopta
Metz 
Minolta 
Minox
Miranda Camera Company
Mitsubishi Electric

Nikon 
Noritsu

Olympus

Panasonic 
Pentacon 
Pentax
Petri Camera
Phase One
PhotoFlex
Polaris (фотоаппаратура)
Polaroid

Premier Image Technology
Recam
Ricoh
Rodenstock 
Roland
Rollei 
Roundshot

Samsung
Sanyo
Schneider Kreuznach
Seagull Camera
Seiko Epson Corporation 
Seitz Phototechnik 
Sekonic
Sigma
Sinar
Sony

Tamron
Toho Machines
Tokina Co. Ltd. 
Topcon

Victor Hasselblad AB 
Vivitar Corporation 
Voigtländer

Welta

Yashica

Zeiss Ikon