Title:
LIGHTING EFFECT ADJUSTABLE LED SPOTLIGHT
Document Type and Number:
WIPO Patent Application WO/2017/024556
Kind Code:
A1
Abstract:
A lighting effect adjustable LED spotlight, comprises: a support frame (13), an LED light source (8), and a secondary optical part; the LED light source (8) being a multi-color temperature light source and being disposed on the support frame (13); the secondary optical part being positioned in the light-emitting direction of the LED light source (8) and being disposed on the support frame (13); the secondary optical part comprising a lens group and a focusing device (4) for adjusting the distance between the lenses within the lens group; and the lens group comprising a collimating lens (9) and a Fresnel lens (10) sequentially disposed along the light-emitting direction. The LED spotlight can be applied to occasions of different color temperature and brightness requirements, and has preferable lighting effects.
Inventors:
CHEN XIPENG (CN)
HE KAI (CN)
LI FUCHUN (CN)
HE KAI (CN)
LI FUCHUN (CN)
Application Number:
PCT/CN2015/086774
Publication Date:
February 16, 2017
Filing Date:
August 12, 2015
Export Citation:
Assignee:
LIGHTSTAR (BEIJING) ELECTRONIC CO LTD (CN)
International Classes:
F21S8/06; F21V5/04; F21V14/06
Foreign References:
| CN105114878A | 2015-12-02 | |||
| CN204901557U | 2015-12-23 | |||
| CN103925553A | 2014-07-16 | |||
| CN203823652U | 2014-09-10 | |||
| CN103249206A | 2013-08-14 | |||
| CN204114838U | 2015-01-21 | |||
| JP2012119250A | 2012-06-21 | |||
| US20070189013A1 | 2007-08-16 |
Attorney, Agent or Firm:
CN-KNOWHOW INTELLECTUAL PROPERTY AGENT LIMITED (CN)
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