1. A display device comprising: a display section; a drive section driving said display section; and a light shutter control section controlling a light shutter, wherein said drive section is configured to display first and second images on said display section during a specific period, wherein said display section is configured to allow perceiving an image only from a direction in a specific viewing angle range at least during said specific period, wherein said light shutter control section controls said light shutter so that said light shutter is placed into a transmitting state allowing transmitting light during a period during which said first image is displayed in said specific period and placed into a shielding state shielding light during a remaining period in said specific period, and wherein said first and second images are generated so that an image generated by adding brightnesses of respective pixels of said first and second images has no correlation to said first image.