Invention Grant
- Patent Title: Holographic optical polarizers and beam splitters
- Patent Title (中): 全息光学偏振器和光束分离器
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Application No.: US3622220DApplication Date: 1969-10-08
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Publication No.: US3622220APublication Date: 1971-11-23
- Inventor: KOGELNIK HERWIG W
- Applicant: BELL TELEPHONE LABOR INC
- Assignee: Nokia Bell Labs
- Current Assignee: Nokia Bell Labs
- Priority: US86471569 1969-10-08
- Main IPC: G02B5/30
- IPC: G02B5/30 ; G02B5/32 ; G02B5/18 ; G02B27/28
Abstract:
Holographic optical components such as polarizers and beam splitters are made by the interference of a pair of coherent light beams polarized at 90* to their plane of incidence on a transparent thick holographic medium, and intersecting each other at 90* within the medium.
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