Bushnell carries a line of cameras meant for outdoor use primariliary for monitoring animal activity.
Canon U.S.A. has an  extensive product line and digital solutions enable businesses and consumers worldwide to capture, store, and distribute information.
Not only cameras.  Casio is well known for for musical instrumens and time pieces.
Known for film, medical and life sciences systems and document solutions.
Hasselblad started as a trading company in Sweden well over a century ago.  It has been around as long as photography itself.  They are known for larger format cameras, lens and backs, but also a unique line of scanning technology.
HP produces printers, laptops, computers, digital cameras, servers, storage, networking, software and more.
Once known primarily for film, has now expanded into digital photo frames and other imaging accessories.  They produce cameras which are disposable to extremly high value pro camera models.
Not only camera, but GPS systems and other tracking and measurement instruments.
Konica Minolta also offers advanced software solutions, wide-format printers, microform digital imaging systems and scanning systems for specialized applications.
Cameras, spotting scopes and night vision equipment.
Rangefinders for the golfer, scopes and binoculars.  Still one of the top nanes in photography.
Olympus is recognized around the world as a manufacturer of high-quality optical products, such as cameras and microscopes, but what is not so well known is that endoscopy products, for both medical and industrial applications.
Products include tvs, mobile phones, video & audio (camera), computers and related products
Synonymous with innovation, quality, performance the Panasonic brand is found in many areas of concumer and business application.
PENTAX cameras Mobility Products, Security Products, Laser Printer & OEM Sales
LCD projectors, digital cameras, security systems, solar power, biomedical and mobile phones.
Cameras, lens, life sciences and the 18th letter of the Greek alphabet.
Music and movies, game systems, high definition video, computers and more electronics.