Photographic light-sensitive material for making halftones |
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| 申请号 | US29162352 | 申请日 | 1952-06-04 | 公开(公告)号 | US2691586A | 公开(公告)日 | 1954-10-12 |
| 申请人 | EASTMAN KODAK CO; | 发明人 | YULE JOHN A C; MAURER RICHARD E; | ||||
| 摘要 | |||||||
| 权利要求 | 1. A PHOTOGRAPHIC MATERIAL COMPRISING A SUPPORT AND A UNIFORMLY THICK PHOTOSENSITIVE SILVER HALIDE EMULSION LAYER ON THE SUPPORT WITH A HALFTONE PATTERN OF UNDULATING SENSITIVITY UNIFORMLY DISTRIBUTED THROUGHOUT THE LAYER WITH THE AREAS OF LOWER SENSITIVITY CLAYDEN DESENSITIZED. |
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| 说明书全文 | |||||||
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