Future VR headsets could use a new type of lens inspired by holographic devices. The bilayer bifocal lens relies on external ...

Type D—the D stands for “distressed”—is described as a combination of being inhibited in social situations and tending to experience negative emotions. The concept of Type D is distinct ...

The bifocal lenses are made from bilayer structures of liquid crystal (LC) cells and LC polymer. These lenses split light with a left-handed circular polarization (LCP) into two focused light ...

Researchers have developed a new type of bifocal lens that offers a simple way to achieve two foci (or spots) with ...

Over time, making out the small text on menus or the size 10 font in your paperback can get harder to read. Sure, you could ...

To demonstrate this advantage, Fan’s team used their bifocal lens in two types of imaging experiments. One was polarization imaging, which analyses differences in how left-handed and right-handed ...

There are eight types of life insurance, and the variations among them can mean the difference between financial security and a waste of money, depending on your unique circumstances ...

But there's one factor that may help you in your search: The connection type of your internet often determines the quality (and satisfaction) of your connection. At CNET, we've encountered every ...

There are also contact lenses that can correct for color blindness, customized for the specific level and type the wearer suffers ... she is viewing—similar to bifocal or progressive-lens ...

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A man trapped in the amber of another era, the type of guy who answers his phone ... best of us — even the Gary Kruglitzes, with their bifocal glasses and their shirt-nipples and their loyal ...

These bifocal reader sunglasses are a great choice for shoppers ... You should take into account factors such as how well the lenses protect against UV rays and which type of tint will work best for ...