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Title:
【発明の名称】光学走査システム
Document Type and Number:
Japanese Patent JP3380820
Kind Code:
B2
Abstract:
In an overfilled ROS polygon architecture (10), stray reflection from facets adjacent the completely filled (illuminated) facet are neutralized by placing an optical isolator (16) in the path of the unwanted stray reflections. In a first embodiment, the isolator comprises a linear polarizer (40) and a quarter wave plate (42). In a second embodiment, the isolator comprises a liquid crystal quarter wave plate and a cholesteric liquid crystal cell.

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Inventors:
James Jay Appel
John A. Durbin
John Earl Andrews
Application Number:
JP29928693A
Publication Date:
February 24, 2003
Filing Date:
November 30, 1993
Export Citation:
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Assignee:
Xerox Corporation
International Classes:
G02B5/30; G02B26/10; G02B26/12; (IPC1-7): G02B26/10
Domestic Patent References:
JP5273481A
JP3151757A
JP5793314A
Attorney, Agent or Firm:
Atsushi Nakajima (1 person outside)



 
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