Invention Grant
- Patent Title: Image displaying apparatus and optical apparatus
- Patent Title (中): 图像显示装置和光学装置
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Application No.: US14161262Application Date: 2014-01-22
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Publication No.: US09279984B2Publication Date: 2016-03-08
- Inventor: Kazuma Aiki , Katsuyuki Akutsu
- Applicant: Sony Corporation
- Applicant Address: JP Tokyo
- Assignee: SONY CORPORATION
- Current Assignee: SONY CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Michael Best & Friedrich LLP
- Priority: JP2009-170730 20090722; JP2010-101615 20100427
- Main IPC: G02B5/18
- IPC: G02B5/18 ; G02B27/01 ; F21V8/00 ; G02B5/32 ; G02B6/00

Abstract:
The image displaying apparatus includes an image production apparatus, a first light conduction section and a second light conduction section. The first light conduction section includes a first light conduction plate which propagates part of incident light thereto by total reflection in the inside thereof and emits the propagated light, and a reflection type volume hologram diffraction grating disposed on the first light conduction plate. The second light conduction section includes a second light conduction plate, a first deflection section and a second deflection section.
Public/Granted literature
- US20140160588A1 IMAGE DISPLAYING APPARATUS AND OPTICAL APPARATUS Public/Granted day:2014-06-12
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