Patent ID: 9698849
Date: 2017-07-04
CPC Classifications: A45C,G02B,H04B,H04M

Claim:
1. A portable information device case comprising: a plate holder part having a recess for housing a portable information device therein so that a display surface of a display of the portable information device is visible; a cover part for covering the display surface of the display, with a gap created therebetween; and an optical panel part including an image-forming optical element fitted therein in light-transmissive fashion, wherein, in a first form in which the holder part, the cover part and the optical panel part are combined together to have the shape of a polygonal tube, the image-forming optical element fitted in the optical panel part is held in an attitude inclined at a predetermined angle with respect to the display surface of the display in opposed relation thereto, so that a video picture on the display surface of the display transmitted through the image-forming optical element is image-formed outside the image-forming optical element in a manner which appears to float from a viewpoint of an observer.