1974年4月柯达公司发表生产了一种新型彩色片,这种胶片彩色还原好。其品种按感光度ASA的数字表示,分别为:柯达彩色片25(日光)、柯达彩色片64(日光)、柯达彩色片40·电影胶片(A型)三种,相当于过去的柯达彩色片Ⅱ、柯达彩色片X、柯达彩色片Ⅱ(A型)。胶片显影加工原料没有变化,加工方法用k-14代替k-12。柯达25比过去Ⅱ型的彩色还原和层次还原好,黄色鲜艳,红、绿、蓝明亮、特别是天空颜色。而颗粒度、清晰度与Ⅱ型几乎一样。柯达64比之柯达X,清晰度、颗粒度有较大提高,彩色还原、曝光宽容度也好一些,彩色还原有所提高,特别是肤色的色调好一些。根据柯达克罗姆Ⅱ、柯达克罗姆25、柯达克罗姆X和柯达克罗姆64四种胶片外景拍摄的照片,以及柯达克罗姆X和64用人工光源室内拍摄,经彩色印制的照片,分别对新旧 April 1974 Kodak Company released and produced a new type of color film, which is a good color reproduction. The varieties according to the sensitivity of ASA figures, respectively: Kodak color film 25 (daylight), Kodak color film 64 (Nikko), Kodak color film 40 film (A type) three, the equivalent of the past Kodak Color Film Ⅱ, Kodak color film X, Kodak color film Ⅱ (A type). Film processing of raw materials did not change, k-14 processing methods instead of k-12. Kodak 25 than the previous type II color reproduction and level reduction is good, bright yellow, red, green and blue bright, especially the sky color. The particle size, sharpness and type Ⅱ is almost the same. Kodak 64 than Kodak X, sharpness, particle size has greatly improved, color reproduction, exposure latitude Ye Hao, color reproduction has improved, especially the tone of color is better. Kodak Crome II, Kodak Clom 25, Kodak Clom X and Kodak Crom 64 four film location photos, and Kodak Cromo X and 64 with artificial light indoor shooting, color printing Photos, respectively, old and new