Unlike 120 film, however, there is no backing paper behind the film itself, just a leader and a trailer.
Cut the backing paper at the fold with the utility knife.
The opaque backing paper allows roll film to be loaded in daylight.
They are usually issued on a removable backing paper.
This happens because the backing paper is usually thinner than the label itself and is also underneath.
The labels are also peeled without the natural curl that will happen when pulled from the backing paper with fingers.
The use of white wallpaper mounted on dark backing paper gives good contrast and helps to draw attention to the material displayed.
Other relief papers include blown vinyls, which have a smooth backing paper.
Its only disadvantage is the possible acidity of the backing paper.
Next, separate the film from the backing paper.