To simply constitute a small size and light weight stereoscope which provides sharp panoramic stereoscopic composite images.
A parallax image 10 for a left eye and a parallax image 11 for a right eye displayed on upper and lower parts of a display screen 1 are to be observed, eyepiece mirrors 20, 21 with the respective mirror surface in parallel with a reference straight line 2 extending in parallel with each other in the right and left directions, the respective optical axes regarding the parallax images 10, 11 by reflecting and bending in the up and down directions by the eyepiece mirrors 20, 21, guided to right and left pupils 30, 31 of an observer, respectively, the parallax images 10, 11 as inverted mirror images, are respectively converted into upright images by reflection of the eyepiece mirrors 20, 21 to guide them to the right and left eyes of the observer.
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