LCD liquid crystal screenThey can be categorized as military grade, industrial grade and commercial grade.
Military grade - refers to the electronic components inside military equipment such as missiles, satellites, tanks and aircraft carriers. Any of these components are now state-of-the-art, 10 years ahead of industrial grade and about 20 years ahead of commercial grade, and are also the most expensive and complex.
Industrial Grade - A slightly lower grade than military grade, second in price and second in accuracy.
Commercial grade - the kind that is traded more in the market, computers, cell phones, what you can see in your life are basically commercial grade LCD screens, such as the chips made by Microsoft or even the military grade inside the commercial grade, the price is the cheapest and the most common, the most practical.
LCD Liquid Crystal Display Operating Temperature Range
The normal operating temperature range for commercial grade LCD devices is 0°C to +50°C, general industrial grade is -30%C to +70%C, and military grade is -40°C to +85°C.
There are also some liquid crystal devices, there is an automobile car specification screen, also -40℃~+85℃.
However, generally speaking, the temperature of our LCDs is distinguished into 2 categories, one is the operating temperature range and the other is the storage temperature range. Generally speaking, the working temperature of LCD liquid crystal screen is -20°~70° and the storage temperature is -30~80°.