Title:
A lighting installation, a projection type display, and an accepted type display of reality
Document Type and Number:
Japanese Patent JP5910324
Kind Code:
B2
Abstract:
An illumination unit includes: light sources each including a solid-state light-emitting device, the solid-state light-emitting device emitting light from a light emission region thereof, the light emission region including a plurality of light-emitting spots arranged along a predetermined direction; and an optical member, in which the optical member includes coupling lenses, the solid-state light-emitting device includes a single chip or a plurality of chips, the single chip or the plurality of chips in the solid-state light-emitting device having the plurality of light-emitting spots each include a laser diode, and a first coupling lens of the coupling lenses has a smaller lens effect along the predetermined direction than a lens effect along a direction orthogonal to the predetermined direction in the light emission region, the first coupling lens on which laser light emitted from the solid-state light-emitting device having the plurality of light-emitting spots is incident.
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Inventors:
Koji Miura
Application Number:
JP2012127017A
Publication Date:
April 27, 2016
Filing Date:
June 04, 2012
Export Citation:
Assignee:
ソニー株式会社
International Classes:
F21S2/00; G02B3/00; G02B3/06; G02B19/00; G02F1/13; G02F1/1335; G03B21/00; G03B21/14; H01S5/022
Domestic Patent References:
| JP2012083522A | ||||
| JP53100841A | ||||
| JP2007180415A | ||||
| JP2002139696A | ||||
| JP2009042637A | ||||
| JP2003149594A | ||||
| JP2010097182A | ||||
| JP2003066369A |
Foreign References:
| WO2012053167A1 | ||||
| US20120086916 |
Attorney, Agent or Firm:
Patent Business Corporation Tsubasa International Patent Office
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