Size flexible and portable
Nowadays the IT industry is developing rapidly, and the LCD industry which is one of the related industries benefits from this trend. LCD products which have become an important part of our lives are developing into many kinds of products that are sizes flexible and very light, and also suitable for people to carry. Thus, the LED backlight which is one of the most important parts of LCD is for sure becoming size flexible and portable.
Non-Printing type of light guide plate becomes the major
The hardcore technology of the backlight is light guide plate which is divided into printing type of light guide plate and non-printing type of light guide plate. A mold is necessary for non-printing type of light guide plate, although it is more expensive but more accurate. Printing type of light guide plate is simple and cheap, so it is the major type for a long time. Non-accurate is always is its label. In the future, LCD is required to be more accurate, so it is pretty sure that non-printing type of light guide plate will become a major trend.
The backlight has to be very bright, so it could meet the demand of LCD. But it takes a lot of energy for the brightness, which is not suitable for portable digital products. In the future, the backlight will be much brighter while it is consuming the same amount of energy. Flat fluorescent lamp whose luminance is reaching 500-700cd/m2 and serving time is 100 thousand hours is its current goal.