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A D Technology Corporation Patents
Assignee:
A D Technology Corporation
Address:
Tucson, AZ
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
7057738 Simultaneous phase-shifting Fizeau interferometer June 6, 2006
The tilted relationship between the reference and test mirrors of a Fizeau interferometer is used to spatially separate the reflections from the two surfaces. The separate beams are filtered through a spatial polarization element that provides different states of polarization to the beam

 
 
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