| 摘要 |
High speed, high quality positive or negative photographic elements comprising, in order, (1) a support, (2) a nonphotosensitive layer on said support containing a chemically bleachable, high strength tinctorial colorant, and (3) at least one photosensitive silver halide emulsion layer, characterized by the interposing of a timing layer between layers (2) and (3), and the addition of a hardener to layer (2).
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