My FeedDiscussionsHeadless CMS
New
Sign in
Log inSign up
Learn more about Hashnode Headless CMSHashnode Headless CMS
Collaborate seamlessly with Hashnode Headless CMS for Enterprise.
Upgrade ✨Learn more
TFT displays- Better Picture Quality with Detailed Images and Rich Colors

Photo by Alienware on Unsplash

TFT displays- Better Picture Quality with Detailed Images and Rich Colors

E3 Displays's photo
E3 Displays
·Dec 4, 2021·

6 min read

There is no doubt that in terms of science and technology, the world is moving quite faster. You will get to see a new technology being introduced in the world every second in the field of mechanization as well as computers. Apart from the introduction of new technologies, there is also an ongoing process related to old technologies improvement.

Well, one of the latest such improvements is TFT display technology. This particular innovation has greatly helped to enhance the old display quality. Now, this display is considered one of the best LCD modules in the world. Now, let’s know more about these displays, including how they work and their benefits.

What are the TFT displays?

TFT- Thin Film Transistor, the advanced display technology, can improve the color as well as the picture quality of your old LCDs. You can use the TFT displays in modern laptops and monitors. Such displays utilize two plates of glass between which a film of the liquid crystal is placed. This helps to display pictures.

1-7.png

The mall transistors used in a TFT display can increase the number of pixels. They increase the number of pixels when the LCD shows a low-quality image, and it happens as the fluid moves a little slower. This slow movement of fluid produces blurry images in LCD, and TFT display modules are the perfect solution for this.

These displays now are widely used in engineering instruments, TVs, airplanes, computer devices, medical equipment, home appliances. So, if you want to enhance your old product’s picture performance, just buy a TFT display from E3 Displays, and you can enjoy superior-quality images.

These displays are quite convenient as they don’t use a lot of energy. If compare, you will find that TFT modules consume less power than CRT monitors. The images produced through the TFT display don’t depend on the scanning of electron beams. They are free from flicker, and there will be no geometric distortion. On the other hand, TFT Displays are space savors. The TFT monitors take up around 20% less desk space than CRT monitors.

How does TFT display work?

As discussed above, there are transistors, the controlling elements that actively control every pixel. That’s why it can also be called Active Matrix TFTs. Now, let’s know how pictures are produced? Well, the process is quite simple. The TFT display modules come with a panel having multiple pixels where each pixel emits colors. For this, the backlight is utilized, which combines fluorescent tubes. To light the pixels, it is required to add a shutter to let the light pass through.

e3-displays-tft-layers-exploded-01.png

To understand how they work, you need to know about LCD technology as both interact with each other.

The LCD module, to manipulate lights, utilizes liquid crystals. The molecules that twist the crystals can be altered with the electrical current. Based on the molecules’ rotation, they block the lights in different ways, letting the display show different colors.

Now, pixels are made from groups of such molecules. Pixels are like the programmable color that can come in different sizes based on the condition, for example, the display’s resolution. Pixels have blue, green, and red color filters, and they are twisted to produce a particular amount of each light to generate different color combinations.

Earlier, most of the LCDs used passive matrix, and pixels were controlled by releasing the electrical charges. However, during high-action scenes, they produced blurry images. But now, LCDs utilize the active matrixes that come with thin-film transistors. There are some color filters, two alignment layers, and two polarizer filters that determine the amount of light and color type. All these layers are installed between the glass panels. When electric voltage applies to the layers, they align the liquid crystals. If there are a higher number of pixels, you will get better and detailed image quality.

Some major advantages of TFT displays

Higher display quality TFT display modules are designed to maintain the same level of color and brightness when they receive a signal, and they produce constant light. In the case of CRTs, they need to refresh the highlights quite frequently. So, TFTs produce a superior quality image, and you won’t see any flicker. This, in turn, can lower the eye fatigue level.

Large Visible Field

If compared to CRT displays, you will get more visual areas in TFT screens. The visual area will be the same as the display’s diagonal size. In CRTs, some frames reduce the visual area size.

Wide Range of Applications of TFT Display

In general, LCD screens are used in calculators and watches as they can’t display the delicate characters. However, with the rapid development and innovation in the liquid crystal display technology, character display started to be delicate but also started supporting color display. They were gradually used for camera LCD and television LCD. After that, DSTN and TFT Displays were used in laptops and computers. Now, the applications are unlimited.

No Electromagnetic Radiation

The traditional displays have phosphor, and when it comes into contact with the electron beam, the process generates electromagnetic radiation. Well, utilizing the latest technology, some display products have lowered the radiation level, but can’t eliminate such radiation.

But you won’t find such issues with TFT display modules. TFT displays come with better sealing technology to prevent electromagnetic waves. Ordinary displays have an internal circuit, and when electromagnetic radiation generates by the internal circuit, it leaks out in massive quantities.

Advanced Digital Interface

TFT screens are digital; they don’t have an analog display interface. With TFT displays, the graphics cards don’t have to convert the digital signals for CRT screens. Instead of that, they can now transfer digital signals as usual. That means there will be better color accuracy.

Compact and Symmetrical Body

All the cathode tube screens come with a ray tube, but TFT display technology has completely changed it. The TFT screens can control the behavior of liquid molecules by the display screen’s electrodes. The volume will not increase with the increase in display size. Besides, they are lightweight than CRTs.

Better Picture Quality

Pure flat glasses are used in TFT screens. With this, you will enjoy the perfect angle display effect and a unique, refreshing feeling. On the other hand, it is possible to increase the resolution even if the screen size is small. For instance, you can get a resolution of 1280 x 1024 pixels with a 17-inch display.

The Power Consumption Level is Very Low

It is the driver IC and an internal electrode of TFT that only consumes power. So, TFT displays need a lower amount of power than CRT displays. So, use E3 Display’s TFT displays and witness today’s advanced cutting-edge screen technology for better picture quality.