Invention Application
- Patent Title: ILLUMINATION DEVICE
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Application No.: US15523007Application Date: 2015-11-06
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Publication No.: US20170334341A1Publication Date: 2017-11-23
- Inventor: Makio KURASHIGE , Tomoe SATO , Kazutoshi ISHIDA
- Applicant: Dai Nippon Printing Co., Ltd.
- Applicant Address: JP Tokyo
- Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee: Dai Nippon Printing Co., Ltd.
- Current Assignee Address: JP Tokyo
- Priority: JP2014-227407 20141107; JP2014-227419 20141107; JP2014-246692 20141205; JP2014-246700 20141205; JP2014-247022 20141205
- International Application: PCT/JP2015/081373 WO 20151106
- Main IPC: B60Q1/16
- IPC: B60Q1/16 ; B60Q1/24 ; B60Q1/14 ; F21S8/10 ; B60Q1/00
Abstract:
An illumination device has a coherent light source that emits coherent light beam, and an optical device that diffuses the coherent light beam, wherein the optical device comprises a first diffusion region that diffuses the coherent light beam to illuminate a first area, and a second diffusion region that diffuses the coherent light beam to display predetermined information in a second area.
Public/Granted literature
- US10576874B2 Timing control unit for controlling an illumination device with coherent light source Public/Granted day:2020-03-03
Information query
