Title:
OPTICAL LENS ASSEMBLY AND ILLUMINATION DEVICE HAVING THE SAME
Document Type and Number:
Japanese Patent JP2018036617
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an optical lens assembly capable of directly adjusting an illumination pattern of an illumination device, and to provide an illumination device having the same.SOLUTION: An illumination device includes an optical lens assembly 100, light source, and drive device. The optical lens assembly 100 comprises an inner lens 10 and outer lens 20. The inner lens 10 has a reflector 12 having a light exit portion and a light entrance portion. An accommodating space is formed inside the reflector 12. The outer lens 20 has a light guide column and an external light exit portion. The outer lens 20 is disposed on one side of the inner lens 10 such that the light guide column 21 fits in the accommodating space and the external light exit portion 22 is positioned to cover the light exit portion. The drive device allows the outer and inner lenses 20, 10 to move toward or away from each other. The light guide column 21 is movable relative to the accommodating space.SELECTED DRAWING: Figure 1
Inventors:
HUANG XIN-JIE
WANG SHUN
TENG SHUN WEN
WANG SHUN
TENG SHUN WEN
Application Number:
JP2016208246A
Publication Date:
March 08, 2018
Filing Date:
October 25, 2016
Export Citation:
Assignee:
CHUN KUANG OPTICS CORP
International Classes:
G02B3/08; F21V5/00; F21V5/04; F21V14/06; G02B7/02; H01L33/58
Domestic Patent References:
| JP2006286615A | 2006-10-19 | |||
| JP2010092700A | 2010-04-22 | |||
| JP2004126422A | 2004-04-22 | |||
| JP2011253658A | 2011-12-15 | |||
| JP2011175817A | 2011-09-08 | |||
| JP2016004705A | 2016-01-12 | |||
| JPS60129779A | 1985-07-11 | |||
| JP2014110121A | 2014-06-12 |
Foreign References:
| US20050152153A1 | 2005-07-14 |
Attorney, Agent or Firm:
Hirohiro Naya
Yuko Hirata
Yuko Hirata