A display device comprising: a light source; a light guide plate configured to receive light emitted from the light source, and emit the light from a light emitting surface; a prism sheet configured to reflect light at a predetermined angle among the light emitted from the light emitting surface, allow the reflected light to enter the light guide plate again, and transmit light at another angle; a 1/4 wavelength plate configured to receive the light that has transmitted through the prism sheet; a reflection-type liquid crystal display element that is configured to modulate and emit received illumination light; a polarization control element that is provided between the 1/4 wavelength plate and the reflection-type liquid crystal display element configured to split the light emitted from the 1/4 wavelength plate into first polarized light and second polarized light, and reflect the light modulated and emitted by the reflection-type liquid crystal display element; an imaging lens configured to receive and emit the light reflected by the polarization control element; and wherein the first polarized light is light allowed to enter, as the illumination light, the reflection-type liquid crystal display element, the light being emitted from the 1/4 wavelength plate, and the second polarized light is light reflected so as to be allowed to enter the 1/4 wavelength plate again, the light being emitted from the 1/4 wavelength plate, characterized in that the reflection-type liquid crystal display element is provided at an inclination with respect to the light emitting surface; the polarization control element is parallel to the light emitting surface; and in that it comprises a combiner configured to present the light as a virtual image reflected by the polarization control element and emitted from the imaging lens. a light source; a light guide plate configured to receive light emitted from the light source, and emit the light from a light emitting surface; a prism sheet configured to reflect light at a predetermined angle among the light emitted from the light emitting surface, allow the reflected light to enter the light guide plate again, and transmit light at another angle; a 1/4 wavelength plate configured to receive the light that has transmitted through the prism sheet; a reflection-type liquid crystal display element that is configured to modulate and emit received illumination light; a polarization control element that is provided between the 1/4 wavelength plate and the reflection-type liquid crystal display element configured to split the light emitted from the 1/4 wavelength plate into first polarized light and second polarized light, and reflect the light modulated and emitted by the reflection-type liquid crystal display element; an imaging lens configured to receive and emit the light reflected by the polarization control element; and wherein the first polarized light is light allowed to enter, as the illumination light, the reflection-type liquid crystal display element, the light being emitted from the 1/4 wavelength plate, and the second polarized light is light reflected so as to be allowed to enter the 1/4 wavelength plate again, the light being emitted from the 1/4 wavelength plate, characterized in that the reflection-type liquid crystal display element is provided at an inclination with respect to the light emitting surface; the polarization control element is parallel to the light emitting surface; and in that it comprises a combiner configured to present the light as a virtual image reflected by the polarization control element and emitted from the imaging lens.