美国柯达公司在整个彩色相纸市场上所占的比例,已从1962年的99％下降为1976年的60％。单在彩纸的业余市场上,柯达公司1976年仅占50％。在胶片市场上,柯达公司在1975年所占的比例为80％以上(不包括一步成象胶片)。彩色胶片则从1962年的99％下降到1970年的63％,并一直保持着这一比例。自1962年以来,柯达公司在彩色反转片和彩 The proportion of the United States Kodak Company in the entire color photo paper market has dropped from 99% in 1962 to 60% in 1976. In Kodak’s amateur market alone, Kodak only accounted for 50% in 1976. In the film market, Kodak accounted for more than 80% of 1975 (not including one-step imaging film). Color film fell from 99% in 1962 to 63% in 1970, and has maintained this ratio. Kodak’s Color Reversal Films and Colors Since 1962