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专利名称:Device for combining optical radiation发明人:Mario Gerlach,Bastiaan Oostdijck申请号:US094474申请日:20010627公开号:US06608674B2公开日:20030819
专利附图:
摘要:A device is disclosed for combining optical radiation by utilizing the polarizationproperties of light and which includes a plane-parallel optically transparent plate with arefraction index n which has an optically active first surface on which a first optical beam(active beam) impinges, and a second optically active surface parallel to the first one on
which a second optical beam (targeting beam) impinges at the exit location of the firstbeam from this second surface. The plane-parallel plate is arranged relative to thebeams or the beam paths to be coupled in such a manner that the first beam impinges onthe first surface of the plate and the second beam impinges on the second surface of theplate and that both do this at an angle &agr; which is equal to or approximately equal tothe Brewster angle corresponding to the refractive index n of the plate. The first and thesecond beam are linearly polarized, the plane of polarization of the first beam beingparallel to the plane of incidence of the device and the plane of polarization of thesecond beam being vertical to the plane of incidence of the device.
申请人:CARL ZEISS JENA GMBH
代理机构:Reed Smith LLP
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