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    • 7. 发明公开
    • Base enhanced digital photographic elements
    • 数字照片元素元素Träger
    • EP1048977A1
    • 2000-11-02
    • EP00201361.3
    • 2000-04-17
    • EASTMAN KODAK COMPANY
    • Camp, Alphonse Dominic, c/o Eastman Kodak CompanyBourdelais, Robert Paul, c/o Eastman Kodak CompanyAylward, Peter Thomas, c/o Eastman Kodak CompanyBushnell, Patti L., c/o Eastman Kodak Company
    • G03C7/30G03C1/79G03C1/09
    • G03C7/3041G03C1/08G03C1/09G03C1/79G03C7/3022G03C2001/03517G03C2200/42
    • The invention relates to a reflective base photographic element comprising support material wherein said support material comprises a paper base and a microvoided biaxially oriented polyolefin sheet wherein overlaying said biaxially oriented polyolefin sheet are full color photographic silver halide containing imaging layers wherein said photographic element has an exposure range of at least 125 nanoseconds to 0.5 seconds when there is a Status A reflection density shoulder loss of no more than 8 percent as a function of the cyan record, wherein said photographic element has an exposure range of at least 125 nanoseconds to 0.5 seconds when there is a Status A reflection density shoulder loss of no more than 8 percent as a function of the magenta color record, wherein said photographic element has an exposure range of at least 125 nanoseconds to 0.5 seconds when there is a Status A reflection density shoulder loss of no more than 4 percent as a function of the yellow color record, and wherein said photographic element has a Status A reflection density minimum of less than 0.078 in the cyan layer, has a Status A reflection density minimum of less than 0.075 in the magenta layer, has a Status A reflection density minimum of less than 0.072 in the yellow layer, and an modulation transfer function (MTF) of at least 78.0.
    • 本发明涉及一种包括支撑材料的反射基底照相元件,其中所述支撑材料包括纸基和微孔双轴取向聚烯烃片,其中覆盖所述双轴取向聚烯烃片是全色照相卤化银含成像层,其中所述照相元件具有曝光 当状态A的反射密度肩峰损失作为青色记录的函数不超过8%时,至少125纳秒至0.5秒的范围,其中所述照相元件具有至少125纳秒至0.5秒的曝光范围, 作为品红色记录的函数,状态A反射密度肩部损失不超过8%,其中当存在状态A反射密度肩损时,所述照相元件具有至少125纳秒至0.5秒的曝光范围 不超过4%作为黄色记录的函数,w 这里所述照相元件在青色层中具有小于0.078的状态A反射密度最小值,在品红色层中具有小于0.075的状态A反射浓度最小值,在黄色中具有小于0.072的状态A反射密度最小值 层,以及至少78.0的调制传递函数(MTF)。