tft lcd monitor review manufacturer
In mid-2009, Nvidia appeared to have returned its focus to delivering more engaging graphics with PhysX and 3D Vision. This didn’t last long, however, and the company is now talking loud and long about the High Performance Computing uses of its forthcoming Fermi GPU. Monitor company ViewSonic is trying to keep 3D Vision alive, but it’s also moving into new markets with its VOT132 net-top.
The stand is suitably solid and robust, even if it won’t give Samsung and Sony monitors much competition for looks. You can adjust the stand’s height and tilt, and the base swivels nicely, so the lack of pivot isn’t a great omission. To adjust the screen’s height, you must lift the screen on the curved stalk and tilt it simultaneously, which can be awkward, as the slider and tilt hinge are quite stiff. However, this means that you’d have to be very clumsy to knock the screen out of its ideal position.
TFT stands for thin-film transistor, which means that each pixel in the device has a thin-film transistor attached to it. Transistors are activated by electrical currents that make contact with the pixels to produce impeccable image quality on the screen. Here are some important features of TFT displays.Excellent Colour Display.Top notch colour contrast, clarity, and brightness settings that can be adjusted to accommodate specific application requirements.Extended Half-Life.TFT displays boast a much higher half-life than their LED counterparts and they also come in a variety of size configurations that can impact the device’s half-life depending on usage and other factors.TFT displays can have either resistive or capacitive touch panels.Resistive is usually the standard because it comes at a lower price point, but you can also opt for capacitive which is compatible with most modern smartphones and other devices.TFT displays offer exceptional aspect ratio control.Aspect ratio control contributes to better image clarity and quality by mapping out the number of pixels that are in the source image compared to the resolution pixels on the screen.Monitor ghosting doesn’t occur on TFT displays.This is when a moving image or object has blurry pixels following it across the screen, resembling a ghost.
TFT displays are incredibly versatile.The offer a number of different interface options that are compatible with various devices and accommodate the technical capabilities of all users.
There are two main types of TFT LCD displays:· Twisted nematic TFT LCDs are an older model. They have limited colour options and use 6 bits per each blue, red, and green channel.
In-plane switching TFT LCDs are a newer model. Originally introduced in the 1990s by Hitachi, in-plane switching TFT LCDs consist of moving liquid pixels that move in contrast or opposite the plane of the display, rather than alongside it.
The type of TFT LCD monitor or industrial display you choose to purchase will depend on the specifications of your application or project. Here are a few important factors to consider when selecting an appropriate TFT LCD display technology:Life expectancy/battery life.Depending on the length of ongoing use and the duration of your project, you’re going to want to choose a device that can last a long time while maintaining quality usage.
Image clarity.Some TFT displays feature infrared touchscreens, while others are layered. The former is preferable, especially in poor lighting conditions or for outdoor and industrial applications, because there’s no overlay and therefore no obstructions to light emittance.
The environmental conditions make a difference in operation and image clarity. When choosing a TFT for outdoor or industrial applications, be sure to choose one that can withstand various environmental elements like dust, wind, moisture, dirt, and even sunlight.
As a leading manufacturer and distributor of high-quality digital displays in North America, Nauticomp Inc. can provide custom TFT LCD monitor solutions that are suitable for a multitude of industrial and commercial indoor and outdoor applications. Contact us today to learn more.
I’ve been a fan of Sony’s X-Black screen technology ever since it was introduced on VAIO notebooks, and I’ve always asked myself why Sony didn’t produced desktop monitors using the same process. Well now I can stop asking myself that question, because sitting in front of me right now is the SDM-HS73P, which is a 17in desktop X-Black TFT screen.
In case you don’t know, X-Black screens produce seriously bright and vibrant displays. If you happen to play a lot of games or watch movies on your monitor, you will notice a huge difference with an X-Black screen. The technology doesn’t belong to Sony, since I’ve looked at a notebook from Rock that uses the same screen coating, but Rock calls it X-Glass.
It’s hard to describe how different an X-Black display looks from a standard TFT. I guess the big difference between an LCD screen and a CRT screen is that an LCD is transmissive while a CRT is emissive – this allows the CRT to be much brighter and produce richer and more vibrant colours than an LCD. The best way that I can describe an X-Black screen is that the image it produces is closer to a CRT than a traditional LCD screen.
The downside of the X-Black coating is that it makes the screen more reflective than a standard TFT, which can cause problems in areas of multi-directional ambient light. That said, I’ve used Sony notebooks with X-Black screens in many environments and have not found the increased reflectivity too much of a problem. For me at least, the brightness and vibrancy of the image far outweigh this issue.
Right, that’s X-Black out of the way, so what’s the rest of this monitor like? Well it doesn’t come as a huge surprise that everyone in the office thought this screen looked great when I pulled it out of the box. There’s no denying that the design is pretty impressive, with a glossy black bezel complementing the glossy black screen. The bezel is framed by a thin silver lip, that forms part of the stand, which is also silver. When this monitor is sitting on your desk switched off, it does look very stylish, but I have to say that the design isn’t quite so appealing when you switch the screen on and use it.
Although the shiny black bezel looks great when the screen is off, when you switch it on it soon becomes very distracting – it’s like having a black mirror surrounding the screen area and your eye can’t help but be pulled towards the edge of the monitor. This wouldn’t be so much of an issue if the bezel was slim, but it’s not. In fact this is one of the widest bezels I’ve seen on a TFT screen for some time, and makes the whole unit much larger than it needs to be. For example, I have a 19in Samsung TFT in the office and the Sony is the same physical size as that despite only having a 17in panel.
All the control buttons are mounted in the underside of the front fascia, so as not to spoil the lines of the monitor. The power button looks particularly cool – it’s a long clear plastic button that lights up green when the monitor is switched on. The rest of the controls are pretty standard, with Menu and OK buttons, along with up and down arrows for OSD navigation. What is a little more unusual is the backlight button, that lets you toggle between brightness settings for the backlight. You can choose between Low, Medium, High or User Defined. With the backlight set to high, this screen is amazingly bright and vibrant, in fact too bright. Much as I love bright displays, I actually found this Sony painful on the eyes at the High brightness setting, much like sitting too close to a CRT. I found the Medium setting pretty close to perfect, but after a little bit of fiddling with the User Defined setting I managed to get it perfect.
The rear of the monitor looks as stylish as the front, with a glossy black panel hiding all the cabling and sporting a Sony logo. Removing the panel reveals the power socket and the D-SUB analogue video input. Now, you might be wondering why I haven’t mentioned a DVI port, and the reason for this is that there isn’t one. I really do find it hard to believe that a monitor produced by a company like Sony would ship without a digital DVI input, especially since this isn’t a budget screen and is considered the premium home product in Sony’s range.
The X-Black panel looks great but no 17in TFT display that costs over £400 should come without a DVI input. There’s also a significant lack of adjustability despite the aesthetically pleasing design. Ultimately, the SDM-HS73P looks like an object lesson in style over content.
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* Rewards 3% back excludes taxes and shipping. Rewards are issued to your online Dell Rewards Account (available via your Dell.com My Account) typically within 30 business days after your order’s ship date. Rewards expire in 90 days (except where prohibited by law). “Current rewards balance” amount may not reflect the most recent transactions. Check Dell.com My Account for your most up-to-date reward balance. Total rewards earned may not exceed $2,000 within a 3-month period. Outlet purchases do not qualify for rewards. Expedited Delivery not available on certain TVs, monitors, batteries and adapters, and is available in Continental (except Alaska) U.S. only. Other exceptions apply. Not valid for resellers and/or online auctions. Offers and rewards subject to change without notice, not combinable with all other offers. See Dell.com/rewardsfaq. $50 in bonus rewards for Dell Rewards Members who open a new Dell Preferred Account (DPA), or Dell Business Credit (DBC) account on or after 8/10/2022. $50 bonus rewards typically issued within 30 business days after DPA or DBC open date.
*Expedited Delivery: * Expedited Delivery not available on certain TVs, monitors, batteries and adapters, and is available in Continental (except Alaska) U.S. only. Other exceptions apply. Not valid for resellers and/or online auctions. Offers subject to change, not combinable with all other offers. See Dell.com/rewardsfaq.
When you set your sights on a generously sized curved LED monitor from Samsung, you more or less expect fairly pricey Samsung products. Particularly in the case of a premium Samsung 32 inches curved LED monitor that has earned 5 stars from almost every customer, as is the case with the LC32F397FWNXZA.
One look and you know this is a serious Samsung monitor for serious gaming and productivity. Clearly a cut above your more generic LCD display in all key departments, the LC32F397FWNXZA 32 curved LED monitor is a simply stunning piece of hardware. Which counts double with the gorgeous white glossy version, though that is purely a case of personal preference.
At its current purchase price, the new Samsung LC32F397FWNXZA is a great budget monitor - that really is all there is to it. but it is not until you put it to the test personally that you realize just how great this thing is for such a small chunk of change.
Summing things up in brief, Samsung’s own overview of what is on offer with the LC32F397FWNXZA more or less says it all. Rather than going into painfully precise detail with the more complex aspects of its hardware, they simply have the following to say about what you can expect from this 32-inch gaming monitor:
Featuring an ultra slim design and sleek profile the Samsung CF397 monitor measures less than 0.5inch thick. A widescreen aspect ratio of 16:9, Screen brightness: 250 cd/m², Response Time 4ms.
Other features: MagicBright, Magic Upscale, Flicker-Free technology, FreeSync Technology, Eco Saving Plus, Eye Saver Mode, Mercury-free, Game Mode, TFT active matrix
Samsung monitors are renowned for combining impressive design attributes with cutting-edge technology and all-around affordability. But is all of the above too much to ask from a curved LED monitor at such a low price?
First things first, you will always encounter the occasional negative reviews…as is inevitable with all types of computer hardware in general. People will always find something to complain about if that is what they want to do and there are aspects to this particular product that have been highlighted as imperfect.
I’m addressing these first in this LC32F397FWNXZA review as they are seriously few and far between. For example, the fact that this is one seriously heavy piece of hardware apparently came as a surprise to many. There are also those who aren’t particularly blown away by the prospect of 1920 x 1800 full HD resolution, or a relatively standard 60hz refresh rate.
Indeed, there are high-end gaming monitors available that take both of these things to much higher levels, but do they really take the luster away from the rest of the package?
For one thing, full HD 1080p resolution is not an issue at all when this number of pixels has been crammed into a 32-inch LED screen. Make sure you factor this into the equation and it is no big deal at all - the pixel density of this curved LED monitor is absolutely spot on.
Curved led monitor provides less distortion, stunning panoramic views, and better viewing angles to prevent you from tiring out your eyes (see "eye saver mode").
In addition, curved LED monitor brings a uniquely immersive viewing experience from start to finish. It reduces eye strain, does a fantastic job minimizing glare, and generally makes an imposing addition to any desk or workstation as an ideal monitor for eye strain.
It does not have internal speakers. With the on/off and select button on the rear, it shows a volume adjustment, but that is for aux. out. However, the fact that the monitor does not feature any built-in speakers is inconsequential.
You will rarely find a person with any intention of relying on built-in monitor speakers, given how fantastic external speakers are both cheap to buy and pretty much essential.
Plug one end of the power cord into the back of the monitor and the other end into an outlet. Next, insert one end of the cable into your computer"s HDMI, Displayport, DVI, or VGA port. Then, connect the other end of the cable into the monitor. If needed, use an adapter to connect the two devices.
Based on this LC32F397FWNXZA review predominantly on value for money, my average rating value could only possibly be five out of five. There is no realistic way I could not recommend this good monitor to pretty much any customer, given how much it offers for how little it asks.
Curved screen technology has come a long way over recent years, paving the way for a much more affordable segment of the market. It is just that as curved LCD monitor technology becomes more mainstream, more manufacturers than ever before are throwing seriously low-end hardware into the mix.
Curved LED monitor is more comfortable for your eyes. Essentially, the curvature of the monitors allows our eyes to take in everything at once, without strain. This comes in opposition to flat screens, which, depending on the size, may cause eyestrain if the screen exceeds a viewer"s natural field of view.
A good music production computer monitor is essential for things like editing audio and video, composing music, and creating songs. If you want to maximize your experience in the studio and get the best out of your computer, I would recommend SAMSUNG C27F398 27 Inch curved LED Monitor.
Monitor screens can be split into 2 - 6 grids vertically or horizontally. Drag the window to the split screen you desire and it will be automatically arranged in the split screen grid. You can also move the window from its title bar directly to the split screen you desire without even dragging it.
To watch local broadcast TV, you"ll need either a cable or satellite TV subscription or an antenna and TV tuner box. You can connect most satellite or cable receiver boxes to a monitor, and if your monitor doesn"t have integrated speakers, a set of external speakers work as well.
The eco saving technology in Samsung monitor lets you adjust your curved screen brightness as per your need and save power. The higher you set the eco saving mode, the less power this eco friendly monitor consumes, thus saves energy.
A TFT LCD monitor is a type of flat-panel display that works as either a computer monitor or as a display for a TV. TFT LCD is short for thin film transistor liquid crystal display. Most of the time, manufacturers shorten the term for such displays to LCD, dropping the TFT from the name since this abbreviation simply refers to the type of LCD monitor, and TFT is easily the most popular type.
Another name for a TFT LCD monitor is an active-matrix LCD. Although TFT is not the only active-matrix technology, it is overwhelmingly the most common type, causing some people use the two terms interchangeably. A TFT is only a small part of an active-matrix LCD, however. The term active-matrix refers to the ability of the monitor to control individual pixels and switch them quickly.
Active-matrix LCDs differ from passive-matrix LCDs in several ways. They have a high refresh rate, high contrast, and high response times, at least when compared to passive-matrix displays. A passive-matrix LCD is commonly found in a calculator display or a digital wristwatch, where the display contains a limited number of segments and does not require full color. Active-matrix displays usually are high-resolution, full-color LCDs, and they include those found in computer displays, cell phones, and TVs.
A few different types of thin film transistor technology may be are found in a TFT LCD monitor. The most common for computer displays and TVs is called a twisted nematic (TN) display, which features quick response times. TN displays do not excel in the areas of screen viewing angle and color reproduction, however. Another common monitor technology is IPS, short for in-plane switching. An IPS display offers great color and good viewing angles, but its refresh rates are slow.
A thin-film-transistor liquid-crystal display (TFT LCD) is a variant of a liquid-crystal display that uses thin-film-transistor technologyactive matrix LCD, in contrast to passive matrix LCDs or simple, direct-driven (i.e. with segments directly connected to electronics outside the LCD) LCDs with a few segments.
In February 1957, John Wallmark of RCA filed a patent for a thin film MOSFET. Paul K. Weimer, also of RCA implemented Wallmark"s ideas and developed the thin-film transistor (TFT) in 1962, a type of MOSFET distinct from the standard bulk MOSFET. It was made with thin films of cadmium selenide and cadmium sulfide. The idea of a TFT-based liquid-crystal display (LCD) was conceived by Bernard Lechner of RCA Laboratories in 1968. In 1971, Lechner, F. J. Marlowe, E. O. Nester and J. Tults demonstrated a 2-by-18 matrix display driven by a hybrid circuit using the dynamic scattering mode of LCDs.T. Peter Brody, J. A. Asars and G. D. Dixon at Westinghouse Research Laboratories developed a CdSe (cadmium selenide) TFT, which they used to demonstrate the first CdSe thin-film-transistor liquid-crystal display (TFT LCD).active-matrix liquid-crystal display (AM LCD) using CdSe TFTs in 1974, and then Brody coined the term "active matrix" in 1975.high-resolution and high-quality electronic visual display devices use TFT-based active matrix displays.
The circuit layout process of a TFT-LCD is very similar to that of semiconductor products. However, rather than fabricating the transistors from silicon, that is formed into a crystalline silicon wafer, they are made from a thin film of amorphous silicon that is deposited on a glass panel. The silicon layer for TFT-LCDs is typically deposited using the PECVD process.
Polycrystalline silicon is sometimes used in displays requiring higher TFT performance. Examples include small high-resolution displays such as those found in projectors or viewfinders. Amorphous silicon-based TFTs are by far the most common, due to their lower production cost, whereas polycrystalline silicon TFTs are more costly and much more difficult to produce.
The twisted nematic display is one of the oldest and frequently cheapest kind of LCD display technologies available. TN displays benefit from fast pixel response times and less smearing than other LCD display technology, but suffer from poor color reproduction and limited viewing angles, especially in the vertical direction. Colors will shift, potentially to the point of completely inverting, when viewed at an angle that is not perpendicular to the display. Modern, high end consumer products have developed methods to overcome the technology"s shortcomings, such as RTC (Response Time Compensation / Overdrive) technologies. Modern TN displays can look significantly better than older TN displays from decades earlier, but overall TN has inferior viewing angles and poor color in comparison to other technology.
The transmittance of a pixel of an LCD panel typically does not change linearly with the applied voltage,sRGB standard for computer monitors requires a specific nonlinear dependence of the amount of emitted light as a function of the RGB value.
Initial iterations of IPS technology were characterised by slow response time and a low contrast ratio but later revisions have made marked improvements to these shortcomings. Because of its wide viewing angle and accurate color reproduction (with almost no off-angle color shift), IPS is widely employed in high-end monitors aimed at professional graphic artists, although with the recent fall in price it has been seen in the mainstream market as well. IPS technology was sold to Panasonic by Hitachi.
Less expensive PVA panels often use dithering and FRC, whereas super-PVA (S-PVA) panels all use at least 8 bits per color component and do not use color simulation methods.BRAVIA LCD TVs offer 10-bit and xvYCC color support, for example, the Bravia X4500 series. S-PVA also offers fast response times using modern RTC technologies.
A technology developed by Samsung is Super PLS, which bears similarities to IPS panels, has wider viewing angles, better image quality, increased brightness, and lower production costs. PLS technology debuted in the PC display market with the release of the Samsung S27A850 and S24A850 monitors in September 2011.
TFT dual-transistor pixel or cell technology is a reflective-display technology for use in very-low-power-consumption applications such as electronic shelf labels (ESL), digital watches, or metering. DTP involves adding a secondary transistor gate in the single TFT cell to maintain the display of a pixel during a period of 1s without loss of image or without degrading the TFT transistors over time. By slowing the refresh rate of the standard frequency from 60 Hz to 1 Hz, DTP claims to increase the power efficiency by multiple orders of magnitude.
Due to the very high cost of building TFT factories, there are few major OEM panel vendors for large display panels. The glass panel suppliers are as follows:
External consumer display devices like a TFT LCD feature one or more analog VGA, DVI, HDMI, or DisplayPort interface, with many featuring a selection of these interfaces. Inside external display devices there is a controller board that will convert the video signal using color mapping and image scaling usually employing the discrete cosine transform (DCT) in order to convert any video source like CVBS, VGA, DVI, HDMI, etc. into digital RGB at the native resolution of the display panel. In a laptop the graphics chip will directly produce a signal suitable for connection to the built-in TFT display. A control mechanism for the backlight is usually included on the same controller board.
The low level interface of STN, DSTN, or TFT display panels use either single ended TTL 5 V signal for older displays or TTL 3.3 V for slightly newer displays that transmits the pixel clock, horizontal sync, vertical sync, digital red, digital green, digital blue in parallel. Some models (for example the AT070TN92) also feature input/display enable, horizontal scan direction and vertical scan direction signals.
New and large (>15") TFT displays often use LVDS signaling that transmits the same contents as the parallel interface (Hsync, Vsync, RGB) but will put control and RGB bits into a number of serial transmission lines synchronized to a clock whose rate is equal to the pixel rate. LVDS transmits seven bits per clock per data line, with six bits being data and one bit used to signal if the other six bits need to be inverted in order to maintain DC balance. Low-cost TFT displays often have three data lines and therefore only directly support 18 bits per pixel. Upscale displays have four or five data lines to support 24 bits per pixel (truecolor) or 30 bits per pixel respectively. Panel manufacturers are slowly replacing LVDS with Internal DisplayPort and Embedded DisplayPort, which allow sixfold reduction of the number of differential pairs.
Kawamoto, H. (2012). "The Inventors of TFT Active-Matrix LCD Receive the 2011 IEEE Nishizawa Medal". Journal of Display Technology. 8 (1): 3–4. Bibcode:2012JDisT...8....3K. doi:10.1109/JDT.2011.2177740. ISSN 1551-319X.
K. H. Lee; H. Y. Kim; K. H. Park; S. J. Jang; I. C. Park & J. Y. Lee (June 2006). "A Novel Outdoor Readability of Portable TFT-LCD with AFFS Technology". SID Symposium Digest of Technical Papers. AIP. 37 (1): 1079–82. doi:10.1889/1.2433159. S2CID 129569963.
I purchased this monitor 11/2007. In 2/2008, the monitor completely died. I called Gateway and they refused to send me a new monitor. they would only send a refurb. (customer service reps were nasty, arrogant, and rude, when you do not agree with them they hang up on you).
The second monitor did not work right out of the box, none of the touch control buttons lit up and they did not work, I had no way to turn the monitor on or off.
They sent a third refurb unit, and again, right out of the box, the backlight kept turning off, I would have to cycle the power several times to get it to come back on and then it would only stay on for a few seconds. Tech support said they would take back the monitor and the speaker bar add-on (since the speaker only worked on this one monitor) and refund my money for both. He transferred me to customer service to process the refund and returns and they changed there mind and said they will not give a refund. When I asked how long this was going to go on, there reply was "until I get a unit the works"
In all fairness, this is a nice monitor, but three bad ones in a row, and there lack of proper customer service, is enough to make anyone think twice!
Thanks, Jarred, for the informed review. A selfish request--could you review the current Dell, Apple, and Samsung 23/24" LCDs? A friend is in the market in the next couple months and I am buying before the end of the year. From what little looking I"ve done, these seem to be the best candidates so far for hobbyist photo work (and movie viewing, game playing, web browsing...).
I purchased this monitor over the weekend at a local Best Buy. Here are my results from calibrating with the Pantone/greatagmacbeth Eye-One Display 2 colorimeter using the Eye-One Match 3.6.1 software.
Not sure what more could be done to fine tune the display. If you go to the user settings you can adjust RGB colors, but being an LCD it doesn"t really make a difference whether you do that on the LCD or in the Windows drivers. They both end up accomplishing the same thing. I have never looked into "hidden service menus" on any of the LCDs I"ve used, I"m sorry to say.
Thank you for the review. I"m very pleased that you will be reviewing monitors again. In your future LCD display reviews, I suggest that you identify the manufacturer and model of LCD panel in the monitor, and continue to identify the manufacturer and model of the signal processing chipset (you did in this review), as in Kristopher"s November, 2003 "Dell UltraSharp 2001FP Preview: Gaming LCDs for the Masses" review. Finding information about an LCD monitor"s panel and chipset is difficult at best. I suspect that many enthusiasts would often consider the panel type, brand and model when choosing monitors, if that information was readily available. In fact, I frequently read discussions about the merits of S-IPS panels over S-PVA panels. Additionally, would you also alert readers when a monitor manufacturer uses different types of panels in the same monitor, i.e., model. This practice is disconcerting; Consumers simply can"t be certain that the specific model that they purchase will have a specific panel. I believe that a vocal outcry would eliminate or substantially reduce this practice.
Currently, the FPD2485W is listed for $680 on the Gateway web site, while the regular price of the Dell 2407WFP is $750. Dell routinely runs sales, however, and the 2407WFP is available for $675 right now. You basically end up with two very similar monitors that cost about the same amount, although the Dell comes with a three-year warranty included making it a slightly better deal.
The problem is, darker blacks are good but brighter whites are only good up to a certain point. Anything above 400 cd/m 2 is far too bright in our opinion. As you can see, the black levels of both the Gateway and Dell LCD are equal, /quote: