Title:
照明装置
Document Type and Number:
Japanese Patent JP7122618
Kind Code:
B2
Abstract:
It is an object of the present disclosure to provide an illumination device which enables the degree of design freedom of a housing to be increased. An illumination device includes: a housing (2); a light source (80) provided in the housing (2); and an optical member (9) having an incidence plane (911) via which light output from the light source (80) enters the optical member (9). The housing (2) or the optical member (9) includes an exit plane (94) from which light passing through the optical member (9) goes out of the housing (2). The exit plane (94) has an area (S2) smaller than an area (S1) of the incidence surface (911).
Inventors:
Yokota Hiroshi
Kumagai Issei
Kumagai Issei
Application Number:
JP2017169881A
Publication Date:
August 22, 2022
Filing Date:
September 04, 2017
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
F21S9/02; F21V5/00; F21V5/04; F21V8/00; F21V23/00; F21V33/00; G08B17/00
Domestic Patent References:
JP10111988A | ||||
JP2003036488A | ||||
JP2017084023A |
Attorney, Agent or Firm:
Patent business corporation Hokuto patent office
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