Buy (or borrow) a weekly news magazine and leaf through it. This might be a good time to get a little destructive in the name of science. Depending on the page size, the press capabilities, and the type of binding to be used, a signature could comprise 8, 16, 32, or more pages. When multipage pieces are imposed, the sheet is folded and trimmed to become a group of printed pages, called a signature. Let the spatial reasoning games begin! As you move beyond single pieces like business cards, you won't be surprised to discover that things get a bit trickier. On the right, a more economical layout to accommodate a single cut.
![what is imposition what is imposition](https://imposition.com/wp-content/uploads/2020/11/Ganging.png)
On the left, a double-trim layout (easy to lay out, but requires an additional cut).
![what is imposition what is imposition](https://media.iwm.org.uk/ciim5/35/956/large_000000.jpg)
Here are two possible solutions to trimming cards with bleed (dashed lines indicate trim). Line them up and cut them apart.įigure 3.15 Bleeding artwork presents additional challenges during imposition and trimming. Imposing a simple business card with a plain, white background ( Figure 3.13) is fairly straightforward. It's fun trying to get those perforated little rascals to line up with the perforations on your desktop printer's output, isn't it? That alone should give you some sympathy for the challenges faced by a commercial print service provider. If you've created business cards on a desktop printer, you have some idea of what's involved. Multiple cards are laid out on each sheet, then cut apart. Basic ImpositionĪs mentioned earlier in this chapter, business cards don't shoot out of the press one by one.
![what is imposition what is imposition](https://i.ytimg.com/vi/da-5FyPV460/mqdefault.jpg)
For simple pieces such as business cards, the imposition may consist of the same piece printed repeatedly. The size and configuration of an imposition arrangement is dictated by the dimensions and printing orientation of the paper running through the press. The process of laying out individual pages or other pieces in final printing position is called imposition.