Invention Grant
- Patent Title: Image projection device and head-up display device provided with image projection device
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Application No.: US16216145Application Date: 2018-12-11
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Publication No.: US10732410B2Publication Date: 2020-08-04
- Inventor: Kazuyuki Ishihara , Hiroshi Ando
- Applicant: DENSO CORPORATION
- Applicant Address: JP Kariya
- Assignee: DENSO CORPORATION
- Current Assignee: DENSO CORPORATION
- Current Assignee Address: JP Kariya
- Agency: Posz Law Group, PLC
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7e592142
- Main IPC: G02B27/01
- IPC: G02B27/01 ; G02B26/10 ; G02B26/08 ; G02B27/00 ; H04N9/31
Abstract:
An image projection device includes an emitting unit, a shaping unit, an adjusting unit, a scanning unit, and a projection optical system. The projection optical system is disposed such that a position of a front side principal plane of the projection optical system is at a position which is separated from the scanning unit by a focal length of the projection optical system.
Public/Granted literature
- US20190107714A1 IMAGE PROJECTION DEVICE AND HEAD-UP DISPLAY DEVICE PROVIDED WITH IMAGE PROJECTION DEVICE Public/Granted day:2019-04-11
Information query
