News and Information from Nelson Miller
5 Common Myths About Flexible Printed Circuits (FPCs)
Circuits are found in nearly all electrical devices. From computers and TVs to smartwatches and table lamps, they are used to control the flow of electricity. A closed circuit will allow electricity to flow from a source to a particular destination, whereas an open...
What Is a Resistive Switch and How Does It Work?
Switches are commonly used to control electrical devices. They feature one or more buttons that, when pressed, open or close a circuit. While some switches use a mechanical method of operation, though, others are touch based. Known as touch switches, they open and...
Why Do Some Displays Use Phosphor Compounds?
Phosphor compounds are commonly found in displays. Many computer monitors, TVs, smart devices and other displays feature phosphor compounds. Phosphor compounds, of course, come from phosphate rocks. A study conducted by the United States Geological Survey found that...
The Parts of an Infrared (IR) Touchscreen
Not all touchscreens are powered by capacitive technology. Capacitive is the world's leading touchscreen technology, but there are other technologies used to detect and respond to touch commands, one of which is infrared (IR). IR touchscreens support touch commands --...
How Silicone Rubber Keypads Differ From Plastic Keypads
Silicone rubber keypads have become a popular alternative to plastic keypads. Also known as elastomeric keypads, they feature a silicone rubber construction. All keypads are designed to control one or more circuits. Each key on a keypad will open or close an...
Why Capacitive Touchscreens Feature an ITO Coating
Unbeknownst to most users, capacitive touchscreens feature indium tin oxide (ITO) in their construction. Capacitive touchscreens leverage capacitance to detect touch commands. During use, they'll produce a uniform electrostatic field across the display interface,...
The Rise of AMOLED Displays: What You Should Know
Have you heard of Active Matrix Organic Light-Emitting Diode (AMOLED)? It's become one of the world's leading display technologies. Most smartphones, in fact, now feature an AMOLED display. AMOLED displays are bright, energy efficient and support low-profile displays....
The Beginner’s Guide to CCFL-Backlit LCDs
Liquid-crystal displays (LCDs) are often categorized according to their backlighting technology. You may come across cold cathode fluorescent lamps (CCFL), for instance. CCFL-backlit LCDs have become increasingly popular. They receive their namesake from their...
What Is an Active Stylus for Touchscreens?
There are different ways to control touchscreens. You can use your fingers, for instance, to perform touch commands. Tapping or otherwise touching the display interface with a finger will create a touch event. Alternatively, you can use a stylus. A stylus is a...
The Benefits of LED Backlighting for Portable Devices
Backlighting is a common part of many portable devices. From smartphones and laptops to remote controls and laser thermometers, many portable devices feature backlighting. It's responsible for illuminating the display. If a portable device has a display, it will...
5 Facts About Capacitive Switches
Not all switches rely on moving parts to open and close a circuit. All switches do, in fact, control a circuit. While some of them contain moving parts, though, others use do not. Capacitive switches fall under the latter category. Rather than using moving parts to...
Conventional vs Stacked OLEDs: What’s the Difference?
Organic light-emitting diode (OLED) is one of the world's leading display technologies. Not to be confused with an LED-backlit liquid-crystal display (LCD), it involves the use of electroluminescent pixels. The pixels are made of an organic material. When exposed to...
Why Projected Capacitive Touchscreens Are on the Rise
Projected capacitive touchscreens have become increasingly popular in recent years. You can find smartphones, tablets, smartwatches, computer monitors and other devices powered by this technology. Projected capacitive, of course, is a type of capacitive touchscreen...
What Is In-Mold Decorating (IMD)?
When researching manufacturing solutions for custom parts and products, you may come across in-mold decorating (IMD). It's commonly used to decorate plastic parts and products. IMD, however, isn't the same as traditional molding processes. If you're thinking about...
5 Questions to Ask Yourself When Choosing a Touchscreen
Touchscreens offer a convenient alternative to traditional input peripherals. Rather than using a keyboard and a mouse, for instance, you can tap the display interface. Touchscreens are defined by their support for touch-based commands such as this. Tappin the display...
The Pros and Cons of MicroLED Displays
Flat-panel displays aren't limited to liquid-crystal display (LCD) and organic light-emitting diode (OLED). While LCD and OLED are two of the most popular technologies for flat-panel displays, there are others available, including microLED. Pioneered at the turn of...
What Is Field Sequential Color (FSD)?
Not all liquid-crystal displays (LCDs) are the same. Some of them are designed with different features than others. Rather than using traditional red, green and blue color filters with a white backlighting system, for instance, some LCDs use field sequential color...
The Benefits of LED Backlighting for Silicone Rubber Keypads
Silicone rubber keypads are available with backlighting. Backlighting is a lighting system that, as the name suggests, is installed in the rear or back of a device. In silicone rubber keypads, it's used to illuminate the keys. Backlighting will produce light that...
5 Things You Need to Know About Surface Capacitive Touchscreens
Surface capacitive is one of the world's leading touchscreen technologies. Like all capacitive-based touchscreen technologies, it uses an electrostatic field to detect touch commands. Surface capacitive touchscreens generate a uniform electrostatic field during use....
What Type of Display Do Touchscreens Use?
All touchscreens have an integrated display. Whether it's a smartphone, tablet or any other touchscreen device, it will feature a built-in display. You can touch the display to control the touchscreen. But not all touchscreens feature the same type of display. There...
Resistive Touchscreens: An Introduction to How They Work
Not all touchscreens use the same technology. While they all support touch commands, some of them are powered by different technologies. Capacitive, for instance, is the world's most popular touchscreen technology. Statistics show that over nine in 10 touchscreens are...
The History of Multi-Touch Technology
Multi-touch is a common feature of many touchscreens. All touchscreens, of course, support touch commands. While some of them only support a single point of contact at any given time, most of them now support multiple points of simultaneous contact. This feature is...
What Is an Anti-Glare Screen?
Prolonged exposure to glare is a common cause of eyestrain. Computer monitors and other displays can suffer from glare. As light strikes the surface of a display, some of it may be reflected off the surface. Prolonged exposure to this glare can take a toll on your...
Contrast Ratio vs Aspect Ratio: What’s the Difference?
When shopping for a display, you may come across the terms "contrast ratio" and "aspect ratio." They are technical specifications for displays. From computer monitors and TVs to touchscreens and human machine interfaces (HMIs), most displays have a contrast ratio and...
5 Things to Consider When Choosing Integrated Actuator Domes (IAD)
Integrated actuator domes (IAD) are commonly used as commercial keypad solutions. As their name suggests, they are done arrays with an integrated actuator. IADs produce strong feedback, resulting in fewer input errors. If you're thinking about using them for your...
Membrane Switches: What Is Fiber Optic Backlighting?
Membrane switches often feature fiber optic backlighting. It's found in the rear of a membrane switch. During use, fiber optic backlight will distribute light through the overlay, resulting in uniform brightness. What is fiber optic backlighting in membrane switches...
6 Facts About Resistive Touchscreens
Have you heard of resistive touchscreens? Like all touchscreens, they are devices that support touch commands. Resistive touchscreens simply feature multiple layers of electrically resistive material with printed electrodes. Here are six facts about resistive...
An Introduction to Vacuum-Fluorescent Displays (VFDs)
Not all displays are powered by liquid-crystal display (LCD) technology. While LCD is, in fact, the most common display technology, there are other display technologies available. Vacuum fluorescent display (VFD), for instance, is an alternative display technology....
Frequently Asked Questions About Flexible Printed Circuits (FPCs)
Flexible printed circuits (FPCs) have become a popular alternative to traditional printed circuit boards (PCBs). They are characterized by the use of a flexible substrate. You can bend and flex FPCs without breaking them. The same can't be said for PCBs. If you're...
The Ultimate Guide to Touch Switches
Switches are commonly used in keypads, human machine interfaces (HMIs) and other electronic devices. They are designed to control a circuit. Interacting with a switch will open or close a circuit, for instance. While some switches use a mechanical method of operation,...
6 Little-Known Benefits of LCDs
Liquid-crystal displays (LCDs) are undoubtedly popular. They are used in countless consumer and commercial display applications. Aside from being popular, though, LCDs offer other benefits. Here are six benefits of LCDs, some of which may surprise you. #1) No Refresh...
Are Silicone Rubber Keypads Suitable for Rugged Environments?
Not all keypads are used in gentle, climate-controlled environments. On the contrary, most keypads are used for commercial purposes, so they are commonly used in rugged environments. You can find them in factories, warehouses, outdoor kiosks and other rugged...
What Is a Bezel? Here’s What You Should Know
When researching the different parts of a display, you may encounter bezels. TVs, computer monitors, smartphones and other displays often feature a bezel. Displays contain more than just a pixel layer and a backlighting layer; most of them contain a bezel. While the...
The Importance of Choosing the Right Touchscreen Technology
If you’re planning to buy one or more touchscreen devices in the near future, you’ll need to choose the right touchscreen technology. All touchscreen devices are able to detect touch commands. There are different touchscreen technologies, however. Touchscreen...
Are LCDs the Same as LED Displays?
When researching display technologies, you may come across liquid-crystal display (LCD) and light-emitting diode (LED). From computer monitors and TVs to mobile handsets and smart appliances, they are used to power countless display devices. Because of their similar...
What Are Laminated Layers in Membrane Switches?
When researching membrane switches, you'll probably encounter laminated layers. There are different types of membrane switches. Some of them feature different types of circuits, materials, backlighting and other specifications than others. Nonetheless, all membrane...
Tips on Using a Capacitive Touchscreen
Capacitive has become the world's leading touchscreen technology. More touchscreen devices use capacitive technology than any other type of touchscreen technology. As the name suggests, it involves the use of capacitance. Capacitive technology measures changes in...
5 Things to Consider When Choosing a Commercial Touchscreen
If you're planning to buy one or more touchscreens for your business, you'll need to choose the right type. Touchscreens are devices that support touch commands. You don't have to use a keyboard and mouse to control them. Rather, you can control them by touching or...
What Are Dome Arrays?
Dome arrays have become increasingly popular in recent years. You can find them on membrane switches, keypads and even printed circuit boards. For a better understanding of dome arrays and how they work, keep reading. Overview of Dome Arrays Dome arrays are...
The ABCs of Membrane Switches
When shopping for membrane switches, you may come across some otherwise unfamiliar terms. Membrane switches are electrical switches that, like other switches, control a circuit. The difference is that traditional switches are made of a rigid material, whereas membrane...
What Are Surface Acoustic Wave (SAW) Touchscreens Made Of?
Surface acoustic wave (SAW) touchscreens are on the rise. You can find them in restaurants, retail stores, amusement parks, banks and more. Like all touchscreens, SAW touchscreens are able to detect and respond to touch commands. While other types of touchscreens rely...
What Are Printed Electronics?
Have you heard of printed electronics? When most people hear the term “printing,” they envision computer printers that distribute ink onto paper. In addition to printed paper, though, there are printed electronics. Printed electronics have become increasingly popular...
Why Resistive Touchscreens Are Popular for Commercial Applications
If you're looking for one or more touchscreens to use in the workplace, you may want to choose resistive. Resistive touchscreens are a popular choice for commercial applications. They are used by retail stores, banks, manufacturers, restaurants, amusement parks and...
A Crash Course on Capacitive Switches and How They Work
Capacitive switches have become a popular alternative to mechanical switches. Touching them will open or close a circuit. While mechanical switches are designed to control a circuit as well, they aren’t the same as capacitive switches. Capacitive switches are touch...
Frequently Asked Questions About UV Keypads
When shopping for keypads, you may encounter ultraviolet (UV) keypads. They are commonly used in industrial controls, remotes, laboratory equipment, medical devices, laptop keyboards and more. Like all keypads, UV keypads allow you to control a machine or device by...
Passive vs Active Stylus: What’s the Difference?
Styluses are commonly used with touchscreens. As you may know, they are pen-shaped input devices. You can touch a stylus against the display interface of a touchscreen to perform a touch command. While there are many different types of styluses, however, most of them...
Are SAW Touchscreens Long-Lasting
If you're considering buying a surface acoustic wave (SAW) touchscreen, you might wonder whether they are long-lasting. Some touchscreens last longer than others. They are better protected against premature wear and tear, resulting in a longer usable life. And with...
Fiber Optic Backlighting: Everything You Need to Know
Backlighting is an essential part of many devices. From touchscreens and computer monitors to membrane switches, industrial machinery interfaces and more, it consists of a light-producing system. There are different types of backlighting, however. Fiber optic, for...
How Do Capacitive Switches Work?
Ever wonder how capacitive switches work? Even if you've used them, you may not be familiar with their underlying mechanics. Like all switches, capacitive switches are designed to control a circuit. You can touch them to open or close a circuit, such as the circuit to...
5 Things to Consider When Choosing a Resistive Touchscreen
Resistive touchscreens are a popular alternative to capacitive touchscreens. They are able to detect and respond to touch commands -- just like all touchscreens. Resistive touchscreens, however, feature a unique design consisting of multiple electrically resistive...
How to Choose Light Guides: What You Should Know
For better light distribution -- as well as increased energy efficiency -- you should consider adding light guides to your device. Light guides are commonly used with keypads, switches, dome arrays, human machine interfaces (HMIs) and other devices. They are designed...
What Are Light-Emitting Diode (LED) Keyboards?
When researching keyboard technologies, you may come across light-emitting diode (LED). LED keyboards are built into many laptops, and they are sold separately as external peripherals. While available in the same key layouts as other keyboards, LED keyboards stan out...
The Pros and Cons of In-Plane Switching (IPS) Displays
In-plane switching (IPS) displays are on the rise. IPS displays use a specific type liquid-crystal display (LCD) technology in which the liquid pixels are aligned parallel to the glass panels in front of and behind them. When exposed to an electrical field, the liquid...
5 Facts About Ultra-Thin Keypads
Have you heard of ultra-thin keypads? Like all keypads, they consist of multiple buttons, each of which controls a switch. Ultra-thin keypads are simply characterized by their thin design. They are thinner than other types of keypads. With their thin design, they are...
CRT vs LCD Touchscreens
Touchscreens are often classified by their display technology. Whether it's a smartphone, computer monitor, machine interface, etc., all touchscreens feature a display. The display is responsible for producing images. You can see images on the display, and you can tap...
What Is a Membrane Switch Panel?
You can't choose a membrane switch without considering the panel. Like all switches, membrane switches are used to control a circuit. They feature one or more buttons that, when pressed, will open or close a circuit. Membrane switches simply feature an electrical...
Are Capacitive Touchscreens Mechanical?
Capacitive touchscreens are undoutedbly popular. You can find them in smartphones, tablets, control systems, appliances and countless other electronic devices with an embedded touchscreen interface. If you're thinking about buying a capacitive touchscreen, though, you...
5 Facts About OLEDs You Probably Didn’t Know
Organic light-emitting diode (OLED) has become a popular display technology. Most modern-day displays, in fact, now use either OLED or light-crystal display (LCD) technology. Also known as organic electroluminescent diode, OLED involves the use of an...
Frequently Asked Questions About Capacitive Switches
Switches are commonly used to control devices. A switch, of course, is an electrical component that can complete or break a circuit. While all switches are essentially controllable circuits, they are available in different types. In addition to mechanical switches,...
What’s the Best Backlighting for LCDs?
You can't choose a liquid-crystal display (LCD) without considering the backlighting. All LCDs require backlighting. The liquid pixels within them aren't electroluminescent, so they can't illuminate themselves. Instead, the liquid pixels require external illumination....
The Mechanics of SAW Touchscreens
Touchscreens have evolved over the years. In the past, nearly all touchscreens used one of two different technologies to detect touch commands: resistive or capacitive. While neither of these technologies has become obsolete, there are now other technologies...
What Is a Flexible Printed Circuit (FPC)? Get the Facts
Circuit boards are the building blocks of nearly all electronic devices. From computers and TVs to touchscreens, thermostats and digital watches, they are found in most electronic devices. As their name suggests, circuit boards are "boards" that feature one or more...
What Is Keyboard Ghosting and How Do You Prevent It?
Have you ever pressed a key on a keyboard, only to discover that the keyboard didn't register it? You aren't alone. Known as ghosting, it's a common phenomenon from which keyboards suffer. What is keyboard ghosting exactly, and how do you prevent it? Overview of...
The Parts of a Projected Capacitive Touchscreen
Projected capacitive has become one of the world's leading touchscreen technologies. It's a variant of capacitive touchscreen technology. Like all capacitive touchscreens, projected capacitive touchscreens measure an electrostatic field to detect touch commands. When...
LED vs WLED Backlighting: What’s the Difference?
There are many different types of backlighting. Liquid-crystal displays (LCDs), of course, require backlighting to illuminate their respective pixels. Without backlighting, LCDs can't produce visible images. When researching backlighting technologies for LCDs, you may...
What Is Local Area Dimming and How Does It Work?
When shopping for a liquid-crystal display (LCD), you may come across the term "local area dimming." It's a common feature in many LCDs. Computer monitors, televisions and other LCD devices often come with local dimming. What is local area dimming exactly, and how...
A Crash Course on Capacitive Sensing and How It Works
Many touchscreens rely on capacitive sensing to detect touch commands. Even if you're unfamiliar with the technology, you've probably used one of these touchscreens before. Known as capacitive touchscreens, they've become the world's most popular type of touchscreens....
5 Benefits of Membrane Switch Keyboards
Membrane switch keyboards have become a popular alternative to traditional scissor-switch keyboards. They are characterized by the use of a membrane overlay. The membrane overlay is typically made of polyester. It features conductive traces that correspond with the...
What Are ‘Pills’ on Silicone Rubber Keypads?
Silicone rubber keypads have become one of the most popular types of switching solutions in the world. They are characterized by the use of silicone rubber webbing. Each button has webbing around it. This webbing is made of silicone rubber, which allows the respective...
Why Resistive Touchscreens Feature Two Separate Layers
Resistive is one of the world's leading touchscreen technologies. Like all touchsreen technologies, it supports the use of touch-based commands. You can control resistive touchscreens by tapping the interface with a finger or stylus. Resistive touchscreens will...
The Pros and Cons of Scissor-Switch Keyboards
Have you heard of scissor-switch keyboards? Not to be confused with mechanical-switch keyboards, they feature an interlocking design. Each key has two pieces that connect to each other like scissor blades. Pressing a key will engage these two pieces while completing a...
How Blue Phase Differs From Other LCD Technologies
Have you heard of blue phase? It's one of several liquid-crystal display (LCD) technologies. Originating in 2007, blue phase uses liquid crystals like all other LCD technologies. The liquid, organic crystals form the pixels. Blue phase, however, differs from other LCD...
When to Choose Projected Capacitive Over Surface Capacitive
Capacitive touchscreens are undoubtedly popular. Research shows that roughly nine in 10 touchscreens manufactured and shipped globally use capacitive technology. Capacitive touchscreens are able to detect touch commands by measuring capacitance. When turned on,...
What Type of Overlay Do Capacitive Switches Use?
Capacitive switches have become a popular alternative to mechanical switches. As their name suggests, they leverage capacitance. Capacitive switches measure changes in capacitance, and they use this information to open or close a circuit. Pressing a capacitive switch...
Frequently Asked Questions About SAW Touchscreens
There are other types of touchscreens besides capacitive and resistive. An alternative technology, for instance, is surface acoustic wave (SAW). SAW touchscreens support touch commands just like their capacitive and resistive counterparts. They are unique, however,...
How Liquid Crystal Displays (LCDs) Are Wired
Liquid crystal displays (LCDs) require wiring. All LCDs feature a pixel layer consisting of a liquid organic material. Depending on the resolution, it may have 6 million or more individual pixels. LCDs leverage these pixels to produce images. They must be wired,...
Zombie Finger: An Introduction to This Touchscreen Phenomenon
When you press your finger against a smartphone or tablet, you expect it to respond with the appropriate action. Mobile devices support touch commands. Rather than using a keyboard and mouse, you can control them with your finger. There are times, however, when...
The Complete Guide to Fiber Optic Backlighting
Backlighting is a common feature in many devices. Keypads and switches, for instance, often feature backlighting. It's able to illuminate the interface buttons on keypads and switches so that they are easier to see. There are different types of backlighting, though,...
5 Misconceptions About Multi-Touch Technology
Multi-touch technology is a common feature in many touchscreens. Whether you're shopping for a tablet, smartphone, human machine inteface (HMI) or any other touchscreen device, it may offer multi-touch. Multi-touch, of course, refers to input involving two or more...
Are OLEDs More Energy-Efficient than LCDs?
Organic light-emitting diode (OLED) and liquid-crystal display (LCD) have become two of the most popular display technologies on the market. They are both able to produce high-definition (HD) images. OLEDs use self-illuminating pixels with electroluminescent...
Image Burn-In vs Image Persistence: What’s the Difference?
Displays don't last forever. Whether you're shopping for a TV, monitor or any other type of display, it will typically last for about 10 to 20 years. As it approaches the end of its usable life, it may succumb to technical problems like image burn-in or image...
Silicone Rubber Keypads: 5 Terms You Need to Know
When shopping for silicone rubber keypads, you may come across some otherwise unfamiliar terms. Silicone rubber keypads are switching solutions. You can use them to control one or more circuits. Silicone rubber keypads, though, are distinguished from other types of...
The Beginner’s Guide to Electroluminescent (EL) Backlighting
Backlighting is an essential part of many devices. From keypads and switches to human machine interfaces (HMIs) and touchscreens, backlighting, many devices feature backlighting. It's responsible for illuminating the device with which it's used. While all forms of...
5 Myths About Projected Capacitive Touchscreens
Projected capacitive is one of the world's leading touchscreen technologies. It's a variant of capacitive touchscreen technology. Like all capacitive touchscreens, projected capacitive touchscreens identify touch commands by measuring a uniform electrostatic field....
What Is Dynamic Contrast and How Does It Work?
You can't choose a display without considering its contrast ratio. Contrast ratio, of course, represents the difference between a display's light colors and dark colors. A high contrast ratio means the display produces a wider range of colors, specifically light and...
What Is a High-Dynamic Range (HDR) Display?
High-dynamic range (HDR) displays are on the rise. Whether you're shopping for a new television, computer monitor or any other electronic display, you may come across HDR. Not to be confused with high-definition (HD), they are able to produce bold colors. Even if...
Single-Layer vs Double-Layer Flexible Printed Circuits (FPCs)
Not all circuits are made on a rigid substrate. Some of them feature a flexible substrate. Known as flexible printed circuits (FPCs), they've become increasingly popular in recent years. You can find FPCs in smartphones, tablets, medical devices and countless other...
5 Reasons to Choose Dome Arrays
Have you heard of dome arrays? They've become an increasingly popular switching solution. Dome arrays consist of a metal dome on a semi-elastic film that's applied to a circuit -- typically a printed circuit board (PCB). Like all switching solutions, they are used to...
Piezo vs Mechanical Switches: What’s the Difference?
Switches are the building blocks of nearly all electronic devices. Consisting of conductive paths, they are designed to control a circuit. Switches can open or close a circuit. An open circuit, of course, means that electricity can't flow all the way through it. There...
How to Choose Touchscreen Gloves
Do you own a capacitive touchscreen? Capacitive touchscreens are undoubtedly popular. When compared to resistive touchscreens, they are more responsive, longer-lasting and produce higher-quality images. Unfortunately, they don't support the use of regular gloves....
Why LCDs Have Two Polarized Layers
Liquid-crystal displays (LCDs) contain many different layers. They feature a pixel layer, for instance, that contains the liquid pixels. They also feature a backlighting layer that's responsible for illuminating the liquid pixels. LCDs, however, also feature two...
Pros and Cons of Vertical Alignment (VA) LCDs
Have you heard of vertical alignment (VA)? It's become one of the most popular types of liquid-crystal display (LCD) technologies on the market. You can find TVs, computer monitors, tablets and other display devices that feature a VA LCD. If you're thinking about...
What Is a Hall Effect Keyboard?
Have you heard of hall effect keyboard? If so, you might be wondering how they differ from other types of keyboards. All keyboards consist of switches. Each key is essentially a switch. Pressing a key will close the underlying circuit. Releasing a key will then open...
The Rise of Piezo Switches: What You Should Know
When researching the different types of switches, you may come across piezo. Not all switches rely on moving parts. In addition to mechanical switches, there are piezo switches. Piezo switches are essentially touch switches that feature a piezoelectric panel. The...
5 Things to Consider When Choosing a Capacitive Switch
Capacitive switches have become a popular alternative to mechanical switches. They are characterized by the use of sensors to measure a voltage. The voltage is constant by default. When you touch a button, though, your finger will absorb some of the voltage. The...
Is a Resistive Touchscreen Right for You?
There's no denying the fact that touchscreens are convenient. They don't require external peripherals like a keyboard and a mouse. Rather, you can control them by performing touch commands. All touchscreens support touch commands. They feature an integrated display,...
Finish Options for Plastic Keypads
You can't choose a plastic keypad without considering the finish. Plastic keypads are available in a variety of finishes. The finish, of course, is a layer of material that's applied over the top of a keypad. Both silicone rubber keypads and plastic keypads are...
Panel vs Membrane Overlay: What’s the Difference?
Switches typically require a top layer. Known as an overlay, it often contains conductive contacts on the underside. Pressing a button on a switch will force these conductive contacts to touch a lower set of conductive contacts, thus completing the circuit. While you...
Are Membrane Switches Durable?
Durability is important when choosing switches for commercial applications. While consumer applications often involve indoor use, commercial applications often involve outdoor use or high-humidity indoor use. Regardless, switches will be exposed to more wear and tear...
What Causes Screen Flickering With LCDs?
Liquid-crystal display (LCD) has surpassed cathode-ray tube (CRT) and plasma to become the world's most popular display technology. More display devices use LCD technology than all other display technologies. While popular, though, some LCDs may suffer from screen...