light-signal
light-splitting
light-spot
light-struck
light-switching
light-tight
light-tightness
light-transfer
light-transmission
light-transmitting
  light-trapping
light-triggered
light-valve
light-volatile
light-wall
light-water
light-water-moderated
light-wave
lightwave
lightweight
lightwood

    light-trapping structure

    конструкция, собирающая свет