Cameras, digital cameras, and parts and accessories therefor, interchangeable lenses, extension and conversion lenses, lens filters, lens hoods, lens caps, lens support arms, electronic flashes, flash brackets, batteries and electrical cells, battery chargers, alternating current adapters, power battery holders, remote controls for cameras, focusing screens, mount adapters, eyecups, hoods for liquid crystal displays of cameras, memory cards, adapters for memory cards, and computer software for viewing, managing and editing images and sounds