A magnifying glass may conjure up visions of a Victorian detective puffing pipe smoke down a dimly lit alley, but they’re not ...

If you’re reading Hackaday, you’re probably intimately ... a lot of us don’t have that luxury and instead must rely on magnifying glasses and loupes. [Mauro]’s project for the Hackaday ...

If you’re reading Hackaday, you’re probably intimately ... a lot of us don’t have that luxury and instead must rely on magnifying glasses and loupes. [Mauro]’s project for the Hackaday ...

If you need some reading glasses in the United States, you don't have to break the bank to pick some up. That's important for ...

Near tasks, such as reading, are usually done at distances of 16 inches or less ... The depth of field varies with the focal length and as the power increases, the depth of field shortens. Bifocal ...

This loss of flexibility typically leads to difficulty with reading, he explains, and many people will notice that while they’ve never needed glasses for distance vision, they’re unable to see ...

Switch between 5 optical lenses using a simple click and release system. Magnification power of the head magnifier: 1.0X, 1.5X, 2.0X, 2.5X, 3.5X. Scratch-resistant acrylic reduces weight.

Metasurface technology is an advanced optical technology that is thinner, lighter, and more capable of precisely controlling ...

Navigating the great outdoors can be a rewarding experience, and having the right compass is essential for any camping adventure. This article explores the top compasses available for campers, ...

In a rare and extraordinary discovery, researchers have identified a unique configuration of galaxies that form the most exquisitely aligned gravitational lens found to date. The Carousel Lens is ...

We tested the best compasses from Suunto, Coghlan, and more to help you find the best option for your needs and budget. The ...

Meta's CEO thinks people will swap phones for smart glasses in the next decade. After spending the last 12 months with the ...