Display device

A display device comprising:

• a display element;
• and
• an optical switching element which is disposed on a visible side of the display element,
• wherein the optical switching element includes a light guiding plate and a light source for causing light to be incident on an end surface of the light guiding plate, and
• 80% or more of light emitted from the light guiding plate in a case where the light source is turned on is emitted to a region at an angle of 30° or more with respect to a normal line of the light guiding plate on a principal surface on an opposite side of the display element,
• wherein at least one principal surface of the light guiding plate has an uneven shape,
• wherein the uneven shape is formed of convex portions that the principal surface of the light guiding plate has,
• wherein the convex portion is formed by a particle, and
• wherein the light guiding plate has a light guiding plate main body, a support layer which is laminated on the light guiding plate main body, a binder layer which is laminated on the support layer, and the particle which is held in the binder layer and protrudes from the binder layer.