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专利名称:METHOD AND APPARATUS FOR
PERFORMING OPTICAL IMAGING USINGFREQUENCY-DOMAIN INTERFEROMETRY
发明人:Seok-Hyun Yun,Brett Eugene
Bouma,Guillermo J. Tearney,JohannesFitzgerald De Boer
申请号:US13720507申请日:20121219
公开号:US20130128274A1公开日:20130523
专利附图:
摘要:An apparatus and method are provided. In particular, at least one first electro-magnetic radiation may be provided to a sample and at least one second electro-magnetic radiation can be provided to a non-reflective reference. A frequency of the firstand/or second radiations varies over time. An interference is detected between at leastone third radiation associated with the first radiation and at least one fourth radiationassociated with the second radiation. Alternatively, the first electro-magnetic radiationand/or second electro-magnetic radiation have a spectrum which changes over time. Thespectrum may contain multiple frequencies at a particular time. In addition, it is possibleto detect the interference signal between the third radiation and the fourth radiation in afirst polarization state. Further, it may be preferable to detect a further interferencesignal between the third and fourth radiations in a second polarization state which isdifferent from the first polarization state. The first and/or second electro-magneticradiations may have a spectrum whose mean frequency changes substantiallycontinuously over time at a tuning speed that is greater than 100 Tera Hertz permillisecond.
申请人:THE GENERAL HOSPITAL CORPORATION
地址:Boston MA US
国籍:US
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