To achieve the shot, they wrapped the camera and lens body in sponge padding and had the actors punch the camera.
By the 1980s and 90s, these shots were frequently used as a technological first person view from the , , and.
It means that for couple shot there is the third person - camera operator, not only 2 people who have sex together.
They aim the camera down at the actor who is performing the sex act.
It's designed to provide an entirely new perspective on sexual pleasure so the viewer can imagine the pretty girl is blowing them or eager to be filled with their erection.
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