Presbyopia is a visual defect which affects many people over 40 years old, including myself. As we cannot focus on close objects, we tend to rely on bifocal glasses. But with bifocals, the two parts ...

Benjamin Franklin is generally credited with the invention of bifocals, and the basic technology hasn't much changed for 300 years. Traditional bifocal eyeglasses all basically have a lens that's ...

Here’s a pair of glasses from PixelOptics that replace bifocals, changing from distant vision to close-up with the flick of a switch. Sure, this prototype is rather odd-looking, but its developers say ...

LOS ANGELES — For children diagnosed with worsening myopia, bifocals might be a better choice than standard lenses for nearsightedness, say researchers, who have found that the condition doesn’t seem ...

Bifocal glasses may be effective in slowing the progression of myopia (nearsightedness) in children with high rates of progression, according to a new study. Bifocal glasses may be effective in ...

Bye-bye bifocals. A new pair of smart glasses from the University of Utah may have just eliminated the need for spectacles. According to researchers, these new smart glasses come with liquid lenses ...

【Stick-On Bifocal Lenses】Our stick-on bifocal lenses compatible with all eyewear help elevate your outdoor experience without wearing two pairs of glasses. Whether you're cycling, diving, skiing, or ...