Patent US 4,139,898

A microfilm searching reader is provided which is capable of searching and displaying a page, or pages, of microfilmed dictionary containing a word related with a character input. The reader includes an input unit provided with character keys for generating first signals related with the character keys and coded according to a predetermined standard, a microfilm accommodating pages of a dictionary, a display device for feeding the microfilm to display a frame thereof, a memory for storing catchwords coded according to the predetermined standard, a reading unit for identifying the frames by reading the coded catchwords to generate second signals representing the catchwords, and a comparing control circuit for comparing both signals to cause the display device to feed the microfilm until the second signal becomes smaller than the first signal. In this arrangement a frame corresponding to a character input will be searched and displayed on the display device.