What's going on with photo development?

The principle of developing photos is simply to put silver halide photographic paper in a closed dark room and expose it to a laser. The silver (silver halide) on the photographic paper is sensitized, and then the coupler in it appears, and finally the A colorful image formed by chemicals washing away excess material. This is a chemical reaction, a dynamic between molecules, and an image painted by light.

Developing photos also belongs to digital printing. Digital printing technology is a cutting-edge technology in the photosensitive industry. Digital printing is the entire process of digital input, image processing, and image output. Digital printing uses the method of color expansion. Digital printing exposes digital images on color photographic paper and outputs color photos. Digital printing is a high-speed, low-cost, and high-quality method of producing digital photos.

Extended information:

Photo printing is different from any other way of imaging. It is a chemical reaction that slowly generates color from the inside out, so the color Has strong stability. In addition, photo printing has a long history and its images are long-lasting. Therefore, since its birth, it has been responsible for recording important historical moments and major historical events in human civilization and other precious images.

Photo printing uses light as a brush, and its colors are natural, delicate, and lifelike. It has excellent clarity and restoration, and the image is stable and does not fade. It has a long history.

It is widely used in various images retained in residents’ daily life, travel, and gatherings; group photos retained by schools, institutions, and units; wedding photos taken by couples when they get married; and applications for various documents. ID photos; precious images taken by professional photographers and journalists; high-end luxury car brochures, high-end hotel menus and other professional commercial advertisements.

Baidu Encyclopedia-Photo Printing