First I will describe about technology :  a Tokyo-based optical component manufacturer, is working on a transparent liquid crystal optical film as a replacement for backlit LCDs. A see-through composite LCD display works just like traditional liquid crystal display which are transparent until you run a current through them, at which point all the crystals in the liquid align and   become opaque.  As on one hand some of scientist are working for make transparent screen true, on the other side (the Trick side ) we can use some tricks to …