Title:
AERIAL DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2022139534
Kind Code:
A
Abstract:
To provide an aerial display device that can increase quality of an aerial display.SOLUTION: An aerial display device according to an embodiment includes a planar light emitting body, a retroreflection sheet, and a half mirror. The planar light emitting body has a light emitting unit. The retroreflection sheet is arranged on an exit surface side of the planar light emitting body and has a plurality of through-holes where a drawing is aerially displayed in a position corresponding to the light emitting unit. The half mirror is arranged on the exit surface side of the retroreflection sheet. Missing of the aerial display caused by overlap of the aerial display and the through-holes when viewed from assumed eye-points is within a range that the arrangement pattern can be recognized.SELECTED DRAWING: Figure 2
More Like This:
Inventors:
HAMADA SHOHEI
YAMADA ATSUSHI
OHARA TOMOKO
YAMADA ATSUSHI
OHARA TOMOKO
Application Number:
JP2021039967A
Publication Date:
September 26, 2022
Filing Date:
March 12, 2021
Export Citation:
Assignee:
MINEBEAMITSUMI INC
International Classes:
G02B30/60; G09F13/18; H04N13/302
Attorney, Agent or Firm:
Toranomon Intellectual Property Office