Display device, converter, display method, and computer program

An object of the present invention is to provide a display device to achieve a further improvement. The present invention provides a display device 200 receives the SDR (Standard Dynamic Range) signal is a video signal having a first luminance range, the SDR signal EOTF (Electro-Optical Transfer Function) converted to first and EOTF conversion section for obtaining the luminance value, the first luminance value, a luminance conversion unit for converting the second luminance value corresponding to the second luminance range having a maximum value greater than the maximum value of the luminance of the SDR signal includes a display unit for displaying an image signal having a second luminance range based on the second luminance value. .The 11