In photography and cinematography, a multiple exposure is the superimposition of two or more exposures to create a single image, and double exposure has a corresponding meaning in respect of two images.
You only need to choose two photo and a fusion function, the Blender Camera will create a awesome result.
It also provides a rich library of resource image and filters to help you create more artistic photos on you own.
And, it contains a eraser function, you can erase any unwanted content in the input photo when do the merge.
The result photo is more wonderful than any of the single photo.
It create an incredible artistic effect.
The image fusion procedure looks complex.
But it can become extremely simple with the uses of Blender Camera.
The exposure values may or may not be identical to each other.