Vision & Corrective Lenses

Taking a fraction out of the numerator is something you don't even need a calculator in order to do. Take fractions out of the numerator with help from a mathematics educator in this free video clip.

Fender has been producing guitars since 1954. The Fender Stratocaster comes in many versions, some good, some bad depending on the era the guitar was produced. The tremolo bridge is adjusted using the…

In business since 1948, Atrium manufactures both residential and light commercial windows in vinyl and aluminum frames. Certified by the American Architectural Manufacturers Association, Atrium…

The Whirlpool Corporation manufactures a line of front-loading, energy-efficient residential washing machines under the Kenmore brand name. These front-loading washers have a rubber component known as…

Frigidaire ovens, whether a separate unit installed into a wall or a part of a freestanding range, often have a door lock feature. The feature prevents the door from opening for safety reasons. For…

The need to dig out a home’s crawl space around the interior or exterior of the foundation may arise for many reasons. Possibilities include adding a new drainage system, creating an add-on,…

Exterior glass or storm doors often have a pneumatic closer that requires adjustments to prevent the door from slamming shut. Another reason to adjust the closer is because the door doesn't shut all…

Typical residential construction has poor soundproofing because thin layers of drywall vibrate easily compared to thicker and denser materials, such as a concrete wall. Also, some homes have poor…

Mini-fridges are staples of dorm rooms and small apartments, allowing those without the space for a normal-sized refrigerator to keep their grocery items cool and fresh. Many mini-fridges include a…

Removing a support wall from a structure is a serious undertaking, because it carries the risk of causing structural damage if it's done improperly. While curtain walls and non-load bearing walls can…

When creating sculpture or other craft projects that repurpose old glass lenses, it's hard to find pieces in exactly the shape, color and size you want. Luckily, you don't need highly specialized…

An overheating Nokia E71 mobile phone can present a number of safety concerns. Phones that overheat due to a battery or charger issue can potentially explode if the issue is not addressed. When your…

Yahoo! Messenger buddy image areas sometimes contain a generic image of a shaded male or female silhouette. Seeing one in your contact list could mean a variety of things. Your contact may not have…

Whenever you go to your family doctor or optician, it's routine to do a simple eye test to check your vision. If you're applying for a license or a job which requires strong eyesight, these tests are…

Variable frequency drive compressors, or variable-speed drive compressors, have gained popularity as energy prices have risen. These compressors power air-flow systems, matching supply to demand…

You can enjoy Scotch in any kind of glass, but some are more appropriate for tastings than others. In addition to using the proper glass, you can enhance the taste of your Scotch even more by serving…

Your eyes are controlled by muscles, so like any other muscle in your body, exercising them will improve their performance. Improved eye tracking can help you increase your batting average, help you…

The 2004 Volkswagen Jetta came in a wide array of trim levels, including: GL, GL TDI, GL 1.8T, GLS 2.0L, GLS TDI, GLS 1.8T and GLI. The base level GL came fitted with an eight-speaker, AM-FM radio…

People use padlocks, such as the Wilson Bohannan lock, on tool boxes and shed doors to keep property safe from theft. Padlocks require a key to trigger the metal fastener loop to disengage from the…

Oakley's Crankcase watch is a rugged timepiece with a modern, sporty design. Unlike most other high fashion wristwatches, the Crankcase model is waterproof down to 330 feet. The watch features a…

The 2001 Volkswagen Passat came standard with an AM/FM radio with cassette player. Removing the radio and stereo head unit from the vehicle is a relatively simple task that does not require extensive…

Turning your radio on at work is supposed to be a relaxing and joyful experience. However, if your radio stations are full of static and buzzing, you can find yourself more annoyed than relaxed. Most…

Removing a bathtub from your bathroom to make room for a shower involves removing all of the tub’s components before you can finally lift the tub out of its spot. The tub is anchored to the…

Keeping payee information updated in your personal or company accounts helps to ensure that your online payments go to the correct address. With Quicken 2011 personal and business accounting software,…

Removing a tree can be a daunting task, and when it's leaning on another tree, the situation is particularly complicated. In severe cases and after storm damage, you should consult an arborist when…

Vintage horn-rimmed glasses are a quintessential retro accessory. Whether you find your horn-rimmed glasses at a flea market, thrift store or vintage shop, you will need to adjust them to fit your…

Like many electronic devices, Verizon Wireless Network's Razzle cell phone has a few things that can go wrong. In particular, the Razzle freezes repeatedly during use, a problem that appears…

If you’re in the market for glasses with bifocal or trifocal lenses, you’re probably over 40. It’s at this age that we develop a condition known as presbyopia, meaning that the eye…

Wooden drawers are common in quality cabinets and other furniture pieces. One typical way that wooden drawers operate is by wooden drawer runners. These runners are installed in one of two ways: on…

Photochromic lenses, also known as transition lenses, utilize the sun’s ultraviolet rays to perform their color-changing process. A chemical reaction incited by the rays allows photochromic…

For medical purposes, an eye patch keeps light out and allows the eye to rest and recover following an accident, surgery or procedure. Eye patches are also used to treat amblyopia, also known as lazy…

In areas of the country with natural limestone formations, well water filtering down through the limestone may contain a lot of calcium and magnesium that leach out of the limestone. This produces…

Whether you wear an eye patch for medical reasons or for fun, you might as well wear it with flair. When making one yourself, design it to suit your personality. Before proceeding, decide on the type…

The "Star Wars" franchise impressed moviegoers with futuristic weaponry such as the lightsaber, now an icon of the films. What many don't know, however, is that the lightsaber was actually a…

The availability of a wide range of men’s eye glasses can spoil you for choice. However, making your selection from eye glasses in different frame shapes, sizes and colors can also confound you.…

The 2002 Saturn L300 is equipped with a 3.0-liter V-6 engine, capable of producing 182 horsepower and 190 foot-pounds of torque. The 2002 L300 also has a four-speed automatic transmission. The…

The XD series of semiautomatic pistols represents Springfield Armory's entry into the market of lightweight, polymer-framed firearms. The XD-40 is chambered in the potent .40 Smith and Wesson…

The Civic has remained a simple vehicle at its base level throughout its long production life, giving customers just the bare necessities. And as time went on, the “bare necessities”…

You don't have to be a specific age to start a 401(k). There are no official regulations that restrict a person from establishing an account, or depositing money into a retirement account. However,…

Stove electrode contacts at the tip of surface burners may corrode and lose contact with the power sockets if left untreated, resulting in poor performance or elements that do not heat at all. Causes…

Fluorescent lights require careful handling. The tubes contain phosphor powder. The gas inside fluorescent bulbs emits light and the phosphor powder contributes the bright white hue that brightens the…

Firefighting is a serious and physically demanding occupation that involves extensive training. Firefighters are equipped to respond to dangerous fires, car accidents, medical situations and collapsed…

The trial version of the AVS Audio Editor software inserts a voice logo into audio files that you save with the program. When you play back the file, a voice says "AVS media demo" every few…

Eyeglass bows, or arms, are the part of the glasses going from the frame of the lenses and loop around the back of the ears. Along with the nose pads, the bows can often not fit quite right leading…

SBI Includes, or Site Build It 2.0, represents an upgrade over the previous version of SBI. This new version promises increased functionality, continuing user support and a more streamlined interface.…

Choosing to be a pirate like Captain Hook for Halloween is a costume that is befitting to all ages. Creating your own eye patch and hook are the final pieces to complete the pirate look. Simple…

Steampunk fashion was created in the mid-1980s as a sub-genre inspired by a conglomeration between science fiction and Victorian-era steam power generation. This fashion style is often identified by…

Many vehicle wheels consist of three parts: the tire, the rim, and the inner tube. The inner tube is a doughnut-shaped wheel that fits inside a tire. In wheels that use inner tubes, the inner tube is…

The Mozilla Firefox 1.5 Web browser launched in 2005. The Mozilla Project is a non-profit organization with a community of coders, artists and other talented individuals and groups dedicated to…

Desk drawers provide valuable storage places for items and documents that you want out of view. A desk may have one or several drawers. Take the drawers out for any number of reasons, such as when you…