Title:
LIGHT CONDENSING DEVICE AND REPAIR MACHINE
Document Type and Number:
WIPO Patent Application WO/2014/075362
Kind Code:
A1
Abstract:
A light condensing device (10) and a repair machine having the light condensing device (10). The light condensing device (10) comprises a light transmissive plate (13) and a plurality of projections (11) arranged on the light transmissive plate (13), each of the projections (11) having a convex surface, and a plurality of convex surfaces forming a light emergent surface (102) of the light condensing device (10). By using the light condensing device (10) with the light emitting surface (102) formed by a plurality of projections, laser light is condensed after passing through the light condensing device (10), so that the laser energy at a repair position is distributed uniformly, improving the yield of laser repairs.
Inventors:
CHENG WEN-DA (CN)
WU CHUJEN (CN)
WU CHUJEN (CN)
Application Number:
PCT/CN2012/085936
Publication Date:
May 22, 2014
Filing Date:
December 05, 2012
Export Citation:
Assignee:
SHENZHEN CHINA STAR OPTOELECT (CN)
CHENG WEN-DA (CN)
WU CHUJEN (CN)
CHENG WEN-DA (CN)
WU CHUJEN (CN)
International Classes:
G02F1/13; G02B19/00
Foreign References:
| CN102395914A | 2012-03-28 | |||
| CN1463388A | 2003-12-24 | |||
| CN1906503A | 2007-01-31 | |||
| CN201812049U | 2011-04-27 | |||
| CN101772721A | 2010-07-07 |
Attorney, Agent or Firm:
CENFO INTELLECTUAL PROPERTY AGENCY (CN)
深圳市世纪恒程知识产权代理事务所 (CN)
深圳市世纪恒程知识产权代理事务所 (CN)
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