The utility model relates to an original manuscript reading device and image forming device, this original manuscript reading device possess: scan the scanning portion in order to acquire optical simulation image signal, speculum group and CCD sensor including constitution refraction route to the original manuscript, with right optical simulation image signal discerns and converts into the discernment portion of the characters of appointed language, include with CCD sensor and temporary storage ware, and will the pronunciation portion that characters after the discernment portion conversion was read out with the form of sound, include with sound card chip that recognition chip connects and put loudspeaker outward. The utility model discloses can can read out this text content with the mode of sound simultaneously with the characters that directly converts appointed language behind the image reading on the original manuscript into, make the language of being unfamiliar with convert familiar language into, improve the reading effect.