Optics: measuring and testing – Miscellaneous
Reexamination Certificate
2006-07-13
2010-11-23
Toatley, Gregory J (Department: 2877)
Optics: measuring and testing
Miscellaneous
C356S237100, C356S237600, C369S112090, C369S118000, C369S300000
Reexamination Certificate
active
07839497
ABSTRACT:
An apparatus comprising a phase compensator and an optical condenser in communication with the phase compensator. The phase compensator provides for phase shifting a portion of an electromagnetic wave. The optical condenser is shaped to direct the electromagnetic wave to a focal region of the optical condenser.
REFERENCES:
patent: 5805540 (1998-09-01), Kitai et al.
patent: 6360035 (2002-03-01), Hurst et al.
patent: 2004/0001394 (2004-01-01), Challener et al.
patent: 2004/0001420 (2004-01-01), Challener
patent: 2004/0062503 (2004-04-01), Challener
patent: 2005/0135008 (2005-06-01), Challener et al.
Challener William A.
Gage Edward C.
Peng Chubing
Rausch Tim
Rottmayer Robert E.
Alli Iyabo S
Pietragallo Gordon Alfano Bosick & Raspanti, LLP
Queen, II Benjamin T.
Seagate Technology LLC
Toatley Gregory J
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