The chart Projector ndi chipangizo choyendetsedwa ndi AC chomwe chimapangidwa kuti chiwonetse chithunzi pawindo kuti chiyesedwe masomphenya.Disiki yonyamulira tchati, mbale ya chigoba ndi chubu cholozera astigmatic zitha kuyendetsedwa ndi mitsuko zonse zoperekedwa kutsogolo kwa projekita.