1861年5月17日

in hive-180932 •  6 months ago 

1861年5月17日，第一张彩色照片在苏格兰皇家学院展出。
彩色照片是把感光纸放在照相底片下曝光后经显影，定影而成的人或物的图片，并能清楚地反映显影前的人或物的明确色彩的，叫作“彩色照片”。

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6 months ago by

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