Master making apparatus and stencil unit forming part thereof

摘要

In an apparatus for making a master by perforating a stencil with a thermal head or similar heating device in accordance with image data, a stencil unit accommodating a stencil in the form of a roll is removably set. The stencil unit has a holder portion holding the roll, and a guide portion retaining the leading edge portion of the stencil paid out from the roll for thereby guiding it.