How Does a LCD Projection Television Work?
Liquid crystal display (LCD) projection televisions owe their evolution to a man named Friedrich Reinitzer, who way back in 1888 discovered liquid crystalline characteristics in the cholesterol taken from carrots. The rest, as they say, is history. In truth, modern applications of liquid crystal display began in the 1970s as the technology became popular in the digital watch industry. It wasn’t until 1972 that the first active-matrix LCD panel was developed by T. Peter Brody. Over the last 30-plus years, LCD panels have become extremely popular, especially in the sales of computer monitors and home entertainment systems. They are energy efficient, thin and deliver good (but not great) clarity and depth. But how do LCD projection TVs work? Is there really liquid inside of them? Let’s take a look inside and find out! In truth, liquid crystals are not really liquid at all, but they behave like they are. The molecules in liquid crystals are more flexible than those found in solids, yet the
