Share on Pinterest Prof. Silver hopes to correct the vision of 1 billion of the poorest people by 2020 with the self-adjustable eyeglasses. Image credit: CVDW One afternoon in March 1985 ...

[Joshua] Silver’s answer: Adjustable glasses. OK, you have to be a science geek to have come up with this, but still. It’s all about the mindset: Instead of giving up because glasses are so ...

Adlens makes inexpensive plastic glasses that a user can adjust to the correct focus simply by turning a knob. It’s also selling a new, more costly line of adjustable glasses, modeled after the ...

Think about what life would be like if you needed glasses and you didn’t have ... the answer is a liquid-filled self-adjustable lens. His reason: self-adjustment avoids the need to train large ...