1972 Gruen Teletime, the first LCD watch.
1973 Sharp EL-805, the first LCD calculator.
1973 Japan company liquid crystal for the first time it is used to produce electronic calculator figures show.
LCD is the primary display device of laptops and handheld computers,
projector, it also plays a very important role.
1981 EPSON HX-20, the first portable computer that uses liquid crystal displays.
1989 NEC UltraLite, the first laptop computer.