the etched film is shorter in width, once the film poses, the map is not very effective it tends to bend too easily when we a little strength to push recalcitrant bubbles. to remove the paper sticks to the film's sense that facilitates the installation of the film quickly becomes a gene, as the film notes and form new bubbles when trying to take off and the rest of the film glue very hard to remove at the same location or new bubbles appear over there beside the opening for earphone and camera. it becomes a big problem to rejoin the film to the screen while removing the glue on the film without putting glue on the camera etc !. Verily evil is designed ...
