What is multiple exposure?

Multiple exposure is a technical method of taking two or more independent exposures in photography and then superimposing them to form a single photo. Because the parameters of each exposure are different, the final photo will have a unique visual effect.

Multiple exposure is a shooting technique, but in order to set off the atmosphere, this technique is often chosen, and two or more exposures with different focal lengths are used to express the content that is difficult to express in a photo. Multiple exposure technology is generally used to take two or more photos. It can be said that the multiple exposure function is the product of the film camera era. In traditional film SLR cameras, multiple exposure is a very important function and a unique photography technology. The principle of multiple exposure technology is to shoot multiple images on one film, so that an object can appear in the picture many times, and it can shoot magical effects out of nothing. This is its unique charm and attracts many people to use this technology.