POSTERIZATION - the effect produced when a photographic image is displayed or printed with too few colors or shades of gray; the opposite of continuous-tone.

多色调分色—当照片显示或打印时色彩过少或带有灰色阴影时产生的效果；连续色调的反义词。

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Posterization: Darkroom techniques which turn the continuous tones of a photograph into three or four flat tones; to produce a picture resembling a poster. Also called tone separation.

海报化：把连续色调的相片用黑房技巧转为三至四个平调，造成像海报的图画的情况。亦称色调分离。

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Eleven filters such as Toy Camera, Invert Color and Posterization can be applied even during the shooting of still images and movie clips, while the remaining eight are applicable only during playback.

ENGADGET: Pentax offers 100 different custom color options for its Q10 mirrorless camera