How to choose and buy Laptop Lcd Screen?

No one doubts that, for a laptop wood speaking, display is its "window of the soul". The choose and buy notebook, we often too regardless CPU, hard disk, memory specification, while ignoring the Laptop LCD panel quality.
By: CoCo
 
Jan. 5, 2011 - PRLog -- How to choose and buy Laptop Lcd Screen?

No one doubts that, for a laptop wood speaking, display is its "window of the soul". The choose and buy notebook, we often too regardless CPU, hard disk, memory specification, while ignoring the Laptop LCD panel quality, now has become a lot of choice LCD notebook consumer the blind! Consumers usually buy laptop, usually just watched screen size of, presence of bad point, seldom consider LCD panel of other specifications (for example: panel type, true resolution, reaction time, visible Angle, and colour expressive, etc.). The same model products, manufacturers only commonly provide hard disk drive, CPU, memory, and the four parts of tie-in choice. But the size of the LCD panel, types, technical specifications, users such resolution often only passive acceptance.

This also no wonder, LTPS, SXGA, WXGA these letters looks like gobbledygook, is not present. Therefore, the size of the LCD panel also became the only a can reference data. Clever notebook producers have dodged this "grey zone", in the LCD panel on the trivial, technical specifications in LCD technology dubbed the various self-established rhetoric, to average consumer's purpose puzzled.

As a rational consumer, should be aware of it, to notebook computer is concerned, LCD use and you most closely, it will have a direct impact on your health and mood, therefore, from now on, you should start to pay attention to it, so that we can find a paragraph gratified flexibly laptop computer. With the development of modern IT media industry's continuous self self-discipline, previous unknown each manufacturer insider gradually been uncovered, consumer is very easy understanding to the notebook product the story behind, there have been consumer began to consider from product technical details to family and friends for yourself or choose favorite notebook products. However, consumers are often a bunch of complicated terminology lane dazed, such as using "+" and "WSXGA WUXGA" so of words to say notebook screen resolution. For industry insiders, "+" and "WSXGA WUXGA" well understood, but for ordinary users, but is often confused. Why do these notebook vendor can't use real resolution to mark?

Small make up this article goal is to let ordinary consumers know how to choose the notebook LCD screen. First of all, we should first from understanding the important parameters of LCD screen beginning, it relates directly to the good quality of the LCD screen.

1. Second-ranking real resolution and screen longitudinal wide

Every time I see a notebook specification introduce, you'll find that propagating color page on the LCD panel except marked the screen size, the highest resolution 1024 X 768 outside, still appear designate, SXGA + and other information, designate, SXGA + is exactly what? With a LCD screen size or resolution have what relation? These by Video electronic Standards Association (VESA, Video Electronics Association) present drawn up every specification, there are corresponding real resolution. With the real resolution SXGA designate respectively for 1024 x 768 and 1400 x 10.5, that is to say, in the same 15 inch LCD panel, SXGA visible to designate more than content. But because the size of LCD panel is the same, so SXGA will see in the graphic relatively small designate, relative and LCD panel need support higher resolution.

The traditional CRT screen can support multiple resolution modes, but LCD panel belong to "digital" display mode, the display card output signals directly to correspond to screen the crux, only in the system resolution with LCD panel display setting the resolution of the identical to achieve the best effect, so each LCD panel have fixed the true resolution, display setting resolution adjustable incorrect, can appear font fuzzy difficult argument situation. For example the LCD panel real resolution for 1024 x 768, if the display Settings to 800 x 600, then the font and pictures will be amplified, but proportion will obscure. If the display Settings to 1280 x 1024 words, font with pictures are much smaller, and LCD panel for failing to support the high-resolution picture, will bento rather vague, can't even present picture.
It is small below purposely to collect the resolution and related nouns explanation:
"Standard" display, the longitudinal wide than clement

2. Second-ranking panel backlighting

Almost all notebook of liquid crystal screen brightness adjusting is by adjusting the backlight strength, and to realize the backlight is hidden in the screen behind by tubes issued. The display is one of main power dissipation of notebook, and backlight tubes and display the main power consumption, thereby reducing the screen illumination can extend the notebook 3000ibs. It is worth noting, some notebook backlight is not uniform, therefore notebook screen will appear part highlights dark. This kind of problems common in some low-end notebook, but some high-end notebook also exist the problems, such as the ThinkPad T60 series. When the screen is all black, the easiest way to find out whether the backlight screen uniform.

3. Second-ranking visible Angle

And the CRT display different, notebook LCD and LCD monitor when viewed from different angles, colour and contrast will have some differences, only vertical, notebook screen effect is the best, and from the side especially watch screen above when, contrast usually will become very low, color also will be very different. Although it is not a big problem, but still is worth when consumer is bought attention. Because each vendor products manufacturing different emphasis, adoption of LCD panel from different, so consumer is best before buy personally see a bottom for reliable.

Most current notebook adopted the screen visible Angle has improved significantly, and is therefore not necessary, can pursue viewing angles. Watching from the front ThinkPad T60 laptop computers, you'll find it not more effective some high-end desktop LCD poor. But to change after high Angle, the effect is obvious ThinkPad T60 than high-end LCDS (for example EIZO produces the product).

4. Second-ranking bad point

LCD panel bad points (window, the dark spots) namely we often say the LCD panel "point defect". "Point defect" if too much or in household eye-catching, many times really let users unbearable. LCD panel is a very special products, in most cases, bridal chamber wall there is a crack can again up, car has bruising can a new paint job, but LCD displays the "point defect" is actually the consumers and firms cannot artificial cannot. And if you choose and buy LCD when no heed, meet with one or several bad point in LCD wille of central, then you everyday to display cry!
Bethuel, don't know known awareness. First let us understand the point defect "causes: LCD panel consists mainly of filters, partial plate, glass, cold cathode fluorescent combination becomes," point defect "is the LCD panel irreversible pixels, its except artificial damage outside, is in the process of production since bright spot parts of the screen internal reflections plate by external pressure or produce slightly deformation caused by heat generated.
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Source:CoCo
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Tags:10.1 Inch Laptop Lcd Screen, Acer Laptop Lcd Screen, Hp Laptop Lcd Screen
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