| 摘要 |
A micro display device is provided to reduce the total length thereof by using a lens and a mirror arranged by using only a half or more side about an optical axis. A micro display device includes a control unit(110), an interface(120), a micro display(130), and an optical system(140). The micro display is for outputting image signals received through the interface. The optical system is for magnifying images outputted from the micro display and outputting the magnified images. The micro display is installed at a predetermined position which does not correspond to an optical axis of the optical system in the upper or lower side of the optical axis of the optical system. The optical system is installed in front of the micro display in order to magnify the images. The optical system includes a lens arranged by using only a half and more side about the optical axis and a mirror arranged by using a half and more side opposite to the lens about the optical axis.
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