A DIY Styrofoam cutter that you can use to cut thin sheets for models and dioramas.
This Styrofoam color is used for cutting Styrofoam sheets. This Styrofoam cutter that is pictured measures 35 cm by 55 cm .

The maximum width styrofoam sheet that this one will cut is 26 cm . You can cut wider sheet simply by using a wider base board.
It is made from inexpensive materials. In fact what is shown is made almost completely from scrap.
Other foam cutters are made to cut vertically and another kind to do carving.
Tbis video shows how the styrofoam sheet cutter it is made and used.
[embedyt] https://www.youtube.com/watch?v=tQvmLi6HImA[/embedyt]