A modern method of copying is to use a 3-D printer. These have been around for several years, and initially had a higher cost, but like other technology the cost has dropped over time. However, the more expensive units that are used professionally still cost more than many of us would be willing to pay for one. But a smaller, personal use 3-D printer might be all one needs,
What are the differences? The units have different size capacities. They also have different abilities to reproduce items. These differences can be type of material used or even color combinations.