졸업 후 18개월 동안 AT(Academic Training) 기간 동안 교육 F-1 OPT & J-1 ATForeign students in F-1 status are generally eligible for a period of Optional Practical Training (OPT) prior to and upon graduation. Recent graduates who did not already use up their OPT or are ineligible for other reasons, will normally be eligible for a period of 12 months of OPT.https://internationalcenter.umich.edu/fsis/f1-j1