Invention Grant
- Patent Title: Image projector
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Application No.: US15908972Application Date: 2018-03-01
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Publication No.: US10473929B2Publication Date: 2019-11-12
- Inventor: Satoshi Kuzuhara , Hiroaki Okayama , Toshiya Mori
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2017-043903 20170308
- Main IPC: G02B27/01
- IPC: G02B27/01 ; G03B21/28 ; G06K9/00 ; G03B21/14
Abstract:
A head-up display includes a display device and a projection optical system. The projection optical system has a lens group including at least one lens element and projects onto a reflecting member an image displayed on the display device. The lens group includes a drive lens that shifts along an optical path to change its distance from the display device.
Public/Granted literature
- US20180259770A1 IMAGE PROJECTOR Public/Granted day:2018-09-13
Information query
