How long does it take to develop a photo How is the process of developing a photo

1, the old-fashioned film development takes about ten minutes to half an hour, digital photos are immediately available.

2, the orthodox sense of the photo is to refer to the silver salt printing photos, is a color image obtained by the way of printing, other ways to get, is not really the traditional sense of the photo. Silver salt process is a very strong technological process, engaged in this process, the need for strong professional knowledge. Printing photo acquisition, simply put is the silver salt photo paper in the closed darkroom, by laser exposure, the paper on the silver (silver halide) sensitized, and then the coloring agent which appears, and finally by the chemicals rinsed off the excess material and the formation of color images, this is a chemical reaction, is a dynamic between the molecules is a kind of image painted by the light, so we generally call it a photo prints.