US Patent 7245439 Variable lens
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Patent abstract
A variable lens having an optical axis is described. The lens comprises a plurality of annuli located around the optical axis. Each annulus has respective side walls defining a chamber containing a first fluid and a second fluid in contact over a meniscus. The fluids are substantially immiscible and have different refractive indices. At least one of the annuli comprises at least one electrode for altering the configuration of the meniscus.
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US Patent 07245439 Variable lens US Patent 7245439 Variable lens
Infobox
Patent Number
0724543900
Patent Number
724543900
Edits on 26 Mar, 2023
Golden AI
Infobox
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Patent Jurisdiction
Patent Number
072454390
Date of Patent
July 17, 2007
0Patent Application Number
105643870
Date Filed
July 7, 2004
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
072454390
Date of Patent
July 17, 2007
0Patent Application Number
105643870
Date Filed
July 7, 2004
0Official Website
Patent Primary Examiner
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US Patent 07245439 Variable lens
Infobox
Is a
Patent jurisdiction
Patent number
07245439
Date of patent
July 17, 2007
Patent application number
10564387
Date Filed
July 7, 2004
Patent primary examiner
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