发明名称 Gradient intensifying screen
摘要 A gradient intensifying screen comprising a support, a fluorescent layer formed on the support and a transparent protective layer formed on the fluorescent layer, characterized in that at least a part of the transparent protective layer is dyed with a dyestuff so that the light transmission of the transparent protective layer is partially varied.
申请公布号 US4772803(A) 申请公布日期 1988.09.20
申请号 US19870054035 申请日期 1987.05.22
申请人 KASEI OPTONIX, LTD. 发明人 HORIUCHI, HIDENAGA;AOKI, YUJI;UMEMOTO, AKIO
分类号 G21K4/00;(IPC1-7):G01J1/58 主分类号 G21K4/00
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