发明授权
US5523584A Supported or self-supporting photo stimulable phosphor panel comprising
a volume reflection hologram
失效
包括体积反射全息图的支持或自支持的可感光磷光体面板
- 专利标题: Supported or self-supporting photo stimulable phosphor panel comprising a volume reflection hologram
- 专利标题(中): 包括体积反射全息图的支持或自支持的可感光磷光体面板
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申请号: US360090申请日: 1994-12-20
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公开(公告)号: US5523584A公开(公告)日: 1996-06-04
- 发明人: Antoon Celis , Paul Leblans , Philip Dooms
- 申请人: Antoon Celis , Paul Leblans , Philip Dooms
- 申请人地址: BEX Mortsel
- 专利权人: Agfa-Gevaert, N. V.
- 当前专利权人: Agfa-Gevaert, N. V.
- 当前专利权人地址: BEX Mortsel
- 优先权: EPX94200311 19940204
- 主分类号: G01N23/04
- IPC分类号: G01N23/04 ; G01T1/00 ; G01T1/29 ; G21K4/00
摘要:
A combination is provided comprising a supported or self supporting photostimulable phosphor panel, comprising a photostimulable phosphor layer, the phosphor being capable of storing energy upon irradiation with X-rays and of releasing the stored energy as stimulated emission light upon irradiation with stimulating light and collecting means for stimulated emission light, and showing a restricted angular aperture. The combination comprises a volume reflection hologram H1, situated between the phosphor panel and the light collecting means. The volume reflection hologram H1 reflects stimulated emission light entering the volume reflection hologram under any angle outside a restricted angle, determined by the angular aperture of the collecting means and transmits stimulated emission light entering the volume reflection hologram under the predetermined restricted angle.
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