US 11,747,616 B2
Display device and head mounted display
Naru Usukura, Sakai (JP); and Hiromi Katoh, Sakai (JP)
Assigned to SHARP KABUSHIKI KAISHA, Sakai (JP)
Appl. No. 16/632,825
Filed by SHARP KABUSHIKI KAISHA, Sakai (JP)
PCT Filed Jul. 17, 2018, PCT No. PCT/JP2018/026662
§ 371(c)(1), (2) Date Jan. 21, 2020,
PCT Pub. No. WO2019/021877, PCT Pub. Date Jan. 31, 2019.
Claims priority of application No. 2017-142626 (JP), filed on Jul. 24, 2017.
Prior Publication US 2021/0132374 A1, May 6, 2021
Int. Cl. G02B 27/00 (2006.01); G02B 3/00 (2006.01); G02F 1/1335 (2006.01); G06F 1/16 (2006.01)
CPC G02B 27/0025 (2013.01) [G02B 3/00 (2013.01); G02F 1/133514 (2013.01); G06F 1/163 (2013.01); G02B 2003/0093 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A display device comprising:
a display member having a display surface on which an image is displayed, the display surface including end sections at ends of the display surface and a middle section between the end sections, wherein the display surface releases first light rays having a first wavelength and second light rays having a second wavelength that is longer than the first wavelength;
a lens configured to allow the image on the display member to be reproduced on an eye of a user, wherein the lens is thicker in a middle section thereof than at a periphery thereof; and
a light intensity adjuster included in the display member and configured to allow an amount of the first light rays to be released from the middle section of the display surface to be greater than a total amount of the first light rays to be released from the end sections of the display surface and of the second light rays to be released from the middle section of the display surface.