公开(公告)号：EP2370850A4

公开(公告)日：2015-12-30

申请号：EP09836122

申请日：2009-12-02

Applicant: NOKIA TECHNOLOGIES OY

Inventor： PIENIMAA SEPPO ,  WANG XIA ,  WANG KONG QIAO ,  SALO ANTTI ,  LEVOLA TAPANI

IPC: G02B27/01 ,  G02B27/44 ,  G06F3/033

CPC classification number: G02B27/0172 ,  G02B5/18 ,  G02B6/00 ,  G02B2027/0138 ,  G02B2027/0174 ,  G02B2027/0178 ,  G02B2027/0196 ,  G06F3/012

Abstract: A near-eye display related apparatus and device is disclosed. The apparatus includes a housing configured to receive an optical engine, and a light guiding plate attached to the housing and configured to receive light representing an image from the optical engine, the light guiding plate includes a first diffractive grating adapted to incouple the light into the light guiding plate, and a second diffractive grating adapted to outcouple the light from the light guiding plate such that the light is received by an eye of a user wearing the apparatus. The light guiding plate has a contact surface portion configured to optically couple the light guiding plate to a transparent plate, The contact surface portion being adapted to be in physical contact with the transparent plate.

Abstract translation: 公开了一种近眼显示相关装置和装置。 该装置包括构造成接收光学引擎的壳体和附接到壳体并被配置为接收来自光学引擎的表示图像的光的导光板，所述导光板包括适于将光耦合到第一衍射光栅的第一衍射光栅 导光板和适于将来自导光板的光外耦合的第二衍射光栅，使得光被佩戴该装置的用户的眼睛接收。 导光板具有被配置为将导光板光学地耦合到透明板的接触表面部分。接触表面部分适于与透明板物理接触。