US 12,105,286 B2
Display device and helmet
Yuzo Wakayama, Tokyo (JP); and Yoshihiro Saigo, Tokyo (JP)
Assigned to Japan Display Inc., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on Jun. 11, 2021, as Appl. No. 17/345,485.
Application 17/345,485 is a continuation of application No. PCT/JP2019/031008, filed on Aug. 6, 2019.
Claims priority of application No. 2018-234650 (JP), filed on Dec. 14, 2018.
Prior Publication US 2021/0302747 A1, Sep. 30, 2021
Int. Cl. G02B 27/01 (2006.01); A42B 3/30 (2006.01); G02B 3/08 (2006.01)
CPC G02B 27/0172 (2013.01) [A42B 3/30 (2013.01); G02B 3/08 (2013.01); G02B 2027/0178 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A display device comprising:
a transparent display comprising a display area including a plurality of pixels, a first surface comprising a display surface, and a second surface at an opposite side to the first surface;
a first optical element provided at a second surface side of the transparent display; and
a second optical element provided at a first surface side of the transparent display, wherein
the first optical element is configured to refract first entering light and to diverge the first entering light,
the second optical element is configured to refract second entering light in a direction in which the second entering light is condensed, and
a plurality of first optical elements each identical to the first optical element are provided at the second surface side of the transparent display.