Canon - http://www.canon.com

Casio - http://www.casio.com

Epson - http://www.epson.com

Fujifilm - http://www.fujifilm.com

HP (Hewlett-Packard) - http://www.hp.com/

Kodak - http://www.kodak.com

Konica Minolta - http://konicaminolta.com

Leica - http://www.leica.com/

Nikon - http://www.nikon.com

Olympus - http://www.olympus.com

Panasonic - http://www.panasonic.com/

Pentax - http://www.pentax.com

Ricoh - http://www.ricoh.com/

Samsung - http://www.samsung.com/

Sony - http://www.sony.com