An imaging system comprising: a display comprising a first display half screen and a second display half screen ; a retroreflective device provided on the display; a first beam splitter facing the first display half screen; a second beam splitter facing the second display half screen; a first optical shutter located on a surface of the first beam splitter; and a second optical shutter located on a surface of the second beam splitter, wherein the imaging system is configured to alternately operate in a first mode and a second mode, wherein, in the first mode, the first optical shutter is opened and the second optical shutter is closed, and the display is configured to: output first light beams characterizing a first image from the first display half screen , and output, from the second display half screen , second light beams characterizing a second image shifted relative to the first image, wherein the retroreflective device is configured to: transmit the first light beams toward a first eye, and reflect the second light beams toward the first eye, thereby merging the first and second images characterized by the first light beams and the second light beams into a superimposed image for the first eye, and wherein, in the second mode, the first optical shutter is closed and the second optical shutter is opened, and the display is configured to: output the first light beams from the second display half screen , and output the second light beams from the first display half screen , wherein the retroreflective device is configured to: transmit the first light beams toward a second eye, and reflect the second light beams toward the second eye, thereby merging the first and second images characterized by the first light beams and the second light beams into a superimposed image for the second eye. a display comprising a first display half screen and a second display half screen ; a retroreflective device provided on the display; a first beam splitter facing the first display half screen; a second beam splitter facing the second display half screen; a first optical shutter located on a surface of the first beam splitter; and a second optical shutter located on a surface of the second beam splitter, wherein the imaging system is configured to alternately operate in a first mode and a second mode, wherein, in the first mode, the first optical shutter is opened and the second optical shutter is closed, and the display is configured to: output first light beams characterizing a first image from the first display half screen , and output, from the second display half screen , second light beams characterizing a second image shifted relative to the first image, wherein the retroreflective device is configured to: transmit the first light beams toward a first eye, and reflect the second light beams toward the first eye, thereby merging the first and second images characterized by the first light beams and the second light beams into a superimposed image for the first eye, and wherein, in the second mode, the first optical shutter is closed and the second optical shutter is opened, and the display is configured to: output the first light beams from the second display half screen , and output the second light beams from the first display half screen , wherein the retroreflective device is configured to: transmit the first light beams toward a second eye, and reflect the second light beams toward the second eye, thereby merging the first and second images characterized by the first light beams and the second light beams into a superimposed image for the second eye. transmit the first light beams toward a second eye, and reflect the second light beams toward the second eye, thereby merging the first and second images characterized by the first light beams and the second light beams into a superimposed image for the second eye. <EOS>