TV knowledge lecture: How about laser TV?

Laser TV is not a new concept. In the 1990s, it had a prototype of technology. In 2003, laser TV prototypes were launched. From 2006 to 2007, consumer electronics giants such as Mitsubishi and Sony also launched laser TV prototypes in succession. In the early days of the development of laser television, foreign consumer electronics giants played the role of laser technology promoters. However, in 2012, because of poor sales, Mitsubishi, the pioneer of laser television, issued an official statement: “The existing production model is no longer able to maintain the normal operation of the company, so the company no longer produces DLP and LaserVue laser TV.



Although in the wave of display technology, domestic manufacturers are in a state of follow-up, but in the field of laser television, domestic manufacturers have finally seized the opportunity. In 2014 alone, domestic manufacturers such as Hisense, Optoma, Changhong, Hualu, Konka, Meire, and Yidian all launched laser televisions, which means that the “explosion period” of laser televisions seems to have come!

The working principle of laser television is also easy to understand. It consists of a laser, an optical deflector, and a screen. The laser television is mainly composed of a laser, an optical deflector, and a screen. A semiconductor-pumped solid-state laser is used to generate R (red), G (green), and B (blue) continuous three-wavelength laser light sources. The R signal is controlled by a television signal. , G, B laser scan images.

Laser TV advantages:

1. The "laser" of laser television is 100% monochromatic light, R, G, B three-color light modulation, color effect is very good. In this way, the color gamut can theoretically exceed the NTSC color gamut by more than 110%, which is an improvement over the OLED 100% NTSC color gamut. The improvement of the color gamut can not only make the picture look more transparent, more real, and have a sense of depth, but also the sharpness will increase dramatically with the increase of color saturation.

Since the laser TV backlight is R, G, B three lasers, only need a "screen", can be made thinner, suitable for home use. The light of the laser television reaches the human eye through reflection, without flicker, making the light softer and reducing the damage to the human eye.

2. The screen size of the laser television is flexible and can be projected onto the surfaces of various materials (surfaces can also be oh), and it can adapt to almost all television standards such as NC system, PAL system and SECAM system.

3, ultra-low power consumption, health and environmental protection. The power consumption of a 100-inch laser TV is only equivalent to the level of a 40-inch LCD TV. The room-temperature lifetime can reach tens of thousands of hours. If you use 10 hours per day, the service life of a laser TV can be as long as 10 years, so it is a kind of Long life and high reliability products.

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