Nowadays film photo cameras swiftly replace by digital ones. Despite of all advantages of digital over film cameras, professional photographers claim that photos from film cameras are better. But professionals of photography present the minority on the market of photo cameras and most customers on this market are unsophisticated amateurs, which most often do not see the difference between film and digital cameras photos. Moreover, amateurs consider digital photos better and of course they appreciate all other advantages of digital cameras such as: LCD, memory cards, additional functions, digital zoom, sound and video record etc. Customers