Pakupera kwema1660 uye kutanga kwema1670, Isaac Newton akawedzera pfungwa dzaDescartes kuita dzidziso yecorpuscle yechiedza, achiziva kuti chiedza chena chaive musanganiswa wemavara anogona kupatsanurwa muzvikamu zvayo ne prism. Muna 1690, Christiaan Huygens akataura dzidziso yemafungu echiedza zvichibva pane zvakataurwa naRobert Hooke muna 1664.
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