Photographic element and silver halide photographic light sensitive material
AssigneeKonica Corporation
InventorTakeshi Hakii
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Abstract
A photographic element is disclosed, comprising a yellow dye forming coupler, a magenta dye forming coupler and a cyan dye forming coupler, wherein spectral reflection absorption characteristics of a yellow dye, a magenta dye and a cyan dye which are formed of the yellow dye forming coupler, the magenta dye forming coupler and the cyan dye forming coupler, respectively, meet the following requirements: 110≧λmax(M)−λmax(Y)≧95, 80≧λmax(C)−λmax(M)≧70, 0.43≧Abs600(M)≧0.38, and 0.48≧Abs550(C)≧0.35.
Claims14
A photographic element comprising a yellow dye forming coupler, a magenta dye forming coupler and a cyan dye forming coupler, wherein spectral reflection absorption characteristics of a yellow dye, a magenta dye and a cyan dye which are formed of the yellow dye forming coupler, the magenta dye forming coupler and the cyan dye forming coupler, respectively, meet the following requirements:
- 110≧λmax(M)−λmax(Y)≧95,
- 80≧λmax(C)−λmax(M)≧70,
- 0.43≧Abs600(M)≧0.38,
- and
- 0.48≧Abs550(C)≧0.35,
- wherein λmax(Y) is a wavelength at an absorption maximum of the yellow dye, λmax(M) is a wavelength at an absorption maximum of the magenta dye and λmax(C) is a wavelength at an absorption maximum of the cyan dye;
- Abs600 (M) is an absorbance at a wavelength of 600 nm of the magenta dye having 1.0 of an absorbance at the absorption maximum and Abs550 (C) is an absorbance at a wavelength of 550 nm of the cyan dye having 1.0 of an absorbance at the absorption maximum.
A silver halide photographic light sensitive material comprising on a support a blue-sensitive silver halide emulsion layer containing at least one yellow dye forming coupler, a green-sensitive silver halide emulsion layer containing at least one magenta dye forming coupler and a red-sensitive silver halide emulsion layer containing at least one cyan dye forming coupler, wherein spectral reflection absorption characteristics of a yellow dye, a magenta dye and a cyan dye which are formed of the yellow dye forming coupler, the magenta dye forming coupler and the cyan dye forming coupler, respectively, meet the following requirements:
- 110≧λmax(M)−λmax(Y)≧95,
- 80≧λmax(C)−λmax(M)≧70,
- 0.43≧Abs600(M)≧0.38,
- and
- 0.48≧Abs550(C)≧0.35,
- wherein λmax(Y) is a wavelength at an absorption maximum of the yellow dye, λmax(M) is a wavelength at an absorption maximum of the magenta dye and λmax(C) is a wavelength at an absorption maximum of the cyan dye;
- Abs600 (M) is an absorbance at a wavelength of 600 nm of the magenta dye having 1.0 of an absorbance at the absorption maximum and Abs550 (C) is an absorbance at a wavelength of 550 nm of the cyan dye having 1.0 of an absorbance at the absorption maximum.
A silver halide photographic light sensitive material comprising on a support a blue-sensitive silver halide emulsion layer containing at least one yellow dye forming coupler, a green-sensitive silver halide emulsion layer containing at least one magenta dye forming coupler and a red-sensitive silver halide emulsion layer containing at least one cyan dye forming coupler, wherein spectral reflection absorption characteristics of a yellow dye, a magenta dye and a cyan dye which are formed of the yellow dye forming coupler, the magenta dye forming coupler and the cyan dye forming coupler, respectively, meet the following requirements:
- 108≧λmax(M)−λmax(Y)≧100,
- 80≧λmax(C)−λmax(M)≧70,
- 0.42≧Abs600(M)≧0.40,
- and
- 0.46≧Abs550(C)≧0.35,
- wherein λmax(Y) is a wavelength at an absorption maximum of the yellow dye, λmax(M) is a wavelength at an absorption maximum of the magenta dye and λmax(C) is a wavelength at an absorption maximum of the cyan dye;
- Abs600 (M) is an absorbance at a wavelength of 600 nm of the magenta dye having 1.0 of an absorbance at the absorption maximum and Abs550 (C) is an absorbance at a wavelength of 550 nm of the cyan dye having 1.0 of an absorbance at the absorption maximum.
Dependencies are inferred from the claim text.