Perforator (lot. reforo —surokh mekunam), dar sistemai korkardi informtsiya, olatest baroi surokh kardani kogaz, navori kino va gayra ba maqsadi sabti informatsiya. Peruhoe, ki baroi sabt kardani informatsiyai razami, hurufi va hurufiyu raqami dar perfonavor va perfoqartaho tain shudaand, beshtar mamuland.
Peruho vobasta ba tainot, sokhti olati harakatovaru olati surokhkunanda, inchunin usulhoi idorakuni chand khel meshavand. Peruho dar har son az dahho (dar Peruhoi qartavi) to sadho (dar Peruhoi navori) surokh karda metavonand. Peru az mekhanizmi surokhkunanda (rasm), harakatovari avtomati yo dasti idorashavanda, klaviatura yo khud olati ba kod tabdil dodani signalhoi elektri va mekhanizmi kuchondani homili informatsiyai sabtshuda (navor yo karta) iborat ast.