ight that is allowed to hit the film. ??? ??? ??? frame 1) one picture on a roll of film. 2) a compositional trick where you look through something, such as tree branches or a window. ??? ??? ??? grain a picture in which you can see tiny microscopic particles in the film. ??? ??? ??? muddy a term often used to describe underexposed images and pictures in which it is difficult to make out the sub