By changing the structure of such a crystal slightly, using an electric charge, the colour of the light reflected by that crystal will change too.
依靠轻微得改变晶体的结构,利用电流的改变,当晶体改变时,光的颜色也会相应改变。
2
This paper explains the image expansion and confusion of the red and blue primary colours caused by the electric charge accumulation on the oil film in the colour TV light valve tube.