Title:
光源装置
Document Type and Number:
Japanese Patent JP7185193
Kind Code:
B2
Abstract:
To provide a light source device which includes a plurality of LED elements and which can restrain illuminance from being decreased by a positional deviation.SOLUTION: A light source device includes: a light source part in which a plurality of LED elements are arrayed; a first optical system that collimates each ray of light emitted from the light source part; and a second optical system that gathers the plurality of rays of light emitted from the first optical system. At least one of the light source part and the first optical system comprises an adjustment mechanism for adjusting a relative positional relationship between the light source part and the first optical system.SELECTED DRAWING: Figure 1
Inventors:
Takeo Matsushima
Yasushi Omae
Motonori Tada
Yasushi Omae
Motonori Tada
Application Number:
JP2021004793A
Publication Date:
December 07, 2022
Filing Date:
January 15, 2021
Export Citation:
Assignee:
Ushio, Inc.
International Classes:
F21S2/00; F21V5/04; F21V8/00; F21V14/06; F21V17/00; F21V19/02; G03F7/20
Domestic Patent References:
| JP2014170175A | ||||
| JP2001051201A | ||||
| JP2014102367A | ||||
| JP2012118122A |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office
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