English Dictionary

double exposure

noun

(photography) A photograph produced by exposing film or some other photosensitive surface to focused light twice, usually by opening and closing a camera shutter two times, thereby generating a picture consisting of two superimposed images.

The photographer used double exposure to create a stunning image.

意味（1）

(photography) A photograph produced by exposing film or some other photosensitive surface to focused light twice, usually by opening and closing a camera shutter two times, thereby generating a picture consisting of two superimposed images.

The secret of all successful double-exposure photography may be expressed in one word—exactitude, said Georges Benoit, cameraman for Richard Walton Tully in The Masquerader.

意味（2）

(photography) The process of producing such a photograph.

I've used double exposures to capture ghosts on film, to photograph two of me playing ping pong, and to capture a time-lapse shot of a birthday cake new and half-eaten in the same frame.