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Patent Searching and Data


Title:
LIGHT SOURCE UNIT AND ILLUMINATING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/179477
Kind Code:
A1
Abstract:
The light source unit according to one embodiment of the present disclosure is provided with a fluorescent body, light collecting lens, first light source unit, and second light source unit. The fluorescent body emits fluorescence on the basis of first and second excitation light. The light collecting lens collects the first and second excitation light on the fluorescent body. The first light source unit outputs the first excitation light such that the first excitation light forms first light quantity distribution on the fluorescent body. The second light source unit emits the second excitation light such that the second excitation light forms, on the fluorescent body, second light quantity distribution that is different from the first light quantity distribution.

Inventors:
MINAMI KAZUHIRO
Application Number:
PCT/JP2017/030026
Publication Date:
October 04, 2018
Filing Date:
August 23, 2017
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F21S2/00; G03B21/00; G03B21/14; H04N5/74; F21Y115/30
Domestic Patent References:
WO2014196015A12014-12-11
Foreign References:
JP2015501062A2015-01-08
JP2012215633A2012-11-08
JP2016095486A2016-05-26
JP2014186141A2014-10-02
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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