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Analysis Of The Causes Of Color Difference In Tft Lcd Screen

Views: 286     Author: Kaylee     Publish Time: 2023-11-17      Origin: Site


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Analysis Of The Causes Of Color Difference In Tft Lcd Screen

There are some customers who could be interested in learning the explanation behind the reason why the same TFT LCD panel can have a variety of colour variations. These customers might be interested in knowing why the same panel might have these colour variations. When two TFT LCD panels of the same type are used to display the same image, there is a difference in the colour that is produced by these panels when compared to one another. The name given to this phenomena is the "colour difference of TFT LCD screens." The contrast between these colours is brought out more clearly than it ever has been previously when the screen's background colour is set to white. These TFT LCD panels are going to be considered defective if the colour difference is outside of the range that the client considers to be acceptable. What causes the colour representations of different TFT LCD panels to be so amazingly different from one another? Let's work together to do some form of investigation of the situation.

1.The Reason For The Glass Panel

It is feasible for numerous producers of glass panels to make glass with a colour that is distinct from the colour of other manufacturers' glass panels. Even if the producer of the glass is reputable, the final items that are manufactured from different batches of glass will still have colour variations that are easily noticeable and noticeable significant differences. Consequently, there will be variations in hue if the manufacturers of TFT LCD displays pick glass panels created by a number of various manufacturers. This is because different manufacturers produce glass panels in somewhat different ways. These manufacturers are spread out across the supply chain in various locations. Even if a manufacturer of fixed glass panels is chosen, there is always the possibility that the final product's hue will vary somewhat from batch to batch due to the use of different glasses. This is the case regardless of whether or not the company is widely recognised for producing glass of uniformly good quality.

2.The Relationship Between Led Backlight Sources

5.5 Inch 720x1440 IPS LCD Touch Screen Module

LCD panels may also have colour variations due to changes caused by different batches of backlight sources. These variations may cause the panels to have a range of colours. As a result of these modifications, the panels could take on new colours. The LED bead is the most important part of the backlighting system. In addition to this, it is the part of the LCD screen that is responsible for the most portion of the light that is discharged. LED lamp beads create white light when the three colours red, green, and blue are mixed together. This process is referred to as "RGB," which is an abbreviation for the three colours. The LED optics will react when the value of the light's wavelength shifts from left to right, which will directly produce slight colour shifts in the LCD display panel. LED optics will also react when the value of the light's wavelength changes in the opposite way from what was originally intended. When the wavelength shifts from left to right, this event is going to take place immediately afterwards. Because of this, multiple batches of backlight sources are used in the manufacturing of TFT LCD displays. This causes the screens to display a variety of colours due to the fact that the backlight sources are utilised in different batches.

3.Reasons For Polarizers  

Using polarizers from various lots can result in the screen displaying a variety of colours; the hues shown are determined by the lot that was used. A polarizer is an optical thin film that has the purpose of producing polarised light. This is the primary function of a polarizer. The polarizer contributes to the achievement of this goal. This particular film is made up of a number of layers, each of which is built using a different kind of polymer. When thinking about the multiple applications that surface films and negative films have in LCD screen modules, the first two categories that come to mind are surface film and negative film. This is due to the fact that surface films and negative films have a wide variety of functions. Both surface films and negative films can be classified into a large number of subcategories. The polarising layer, the TAC layer, the adhesive, the peeling film, the protecting film, and the reflecting film make up the majority of its architecture. The reflecting film is the final layer. If you look at the polarizer from a variety of perspectives, it will cause a variety of colours to be refracted, which will cause the colour of the display to change as a direct consequence. As a consequence of this, polarizers manufactured in distinct batches may have tints that vary from one another by a minuscule amount.

4.Reasons For Voltage  

2.8 Inch IPS LCD Display

The voltage of the numerous batches of glass substrates that are created throughout the course of the production process will fluctuate within a range of 0.5V for the entirety of the procedure. When we manufacture LCD panels, one of the ways that we strive to come as close as we can to total consistency is by adjusting the voltage in such a way that it is consistent with the output voltage. In other words, we try to get as close to total consistency as we can. In other words, we aim to achieve uniformity that is as close to perfect as is humanly possible. On the other hand, this is not something that can be achieved in every situation. As a result, in order to lessen the contrast between the colours seen on the screen, we would suggest to customers that they download and install software that is capable of changing the level of screen contrast. This would make it possible to have a more precise depiction of the hues that are being presented.

The TFT liquid crystal display module is constructed by combining a huge number of various source components in order to generate the final product. This is done in order to produce the finished good. Because of variations in the batches in which the components were created, the colour effect of the display will be affected differently by each component. This is related to the fact that the components were manufactured. As a manufacturer of LCD screens, we need to have a comprehensive understanding of the colour difference range that consumers are prepared to tolerate for displays, as well as the requirements of a unified batch and exact adjustment of the screen assembly process. In addition, we need to understand the requirements of a unified batch and exactly adjust the screen assembly process. In addition to this, it is necessary for us to have an understanding of the requirements of a unified batch and the precise adjustments that need to be made during the process of screen assembly. Because of this, we will have the ability to reduce the number of distinct colour gradations that TFT LCD screens are capable of displaying.




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