When white light passes through a simple or complex lens system, the component wavelengths are refracted according to their frequency.
(white light; passes; through a simple or complex lens system) (the component wavelengths; are refracted; T:When white light passes through a simple or complex lens system)
white light the component wavelengths
passes are refracted
through a simple or complex lens system
T:When white light passes through a simple or complex lens system