Optical information recording medium, reproducing device for optical information recording medium, control method and control program for the reproducing device, and medium with the control program recorded therein

摘要

A super-resolution medium (1) has a medium identification information for specifying a type of medium recorded in a medium information area (3) by use of pre-pits having a length not shorter than a length of a resolution limit of an optical system in a reproducing device (10).