Patent ID: 6677111
Filing Date: 2004-01-13
Classification: G03C

Abstract:
A silver halide emulsion comprising at least a dispersion medium and silver halide grains, wherein said silver halide grains have an average grain size of from 0.005 to 0.07 &mgr;m and a hexacyano metal complex represented by formula (I) is present on the outermost surface of the silver halide grain:[M(CN)6]nâˆ’â€ƒâ€ƒ(I) wherein M represents Fe, Ru, Os, Co, Rh, Ir or Re, and n represents 3 or 4, and wherein the shape of the silver halide grains is selected from the group consisting of cubic form, octahedral form, spherical form, bar form and pebble form.