Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yung-Chieh Hsieh0
Date of Patent
September 6, 2011
Patent Application Number
12539560
Date Filed
August 11, 2009
Patent Primary Examiner
Patent abstract
An absorptive coating is in contact with an optical beam splitter such that a signal beam and a reference beam incident on the beam splitter from opposite sides are can be combined to produce two interference beams having a phase difference of about
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