A significant part of the human population wears glasses (or will need to wear them in the future). Most glasses or bifocals have a maximum of two focuses, one for each lens. This has been the way of ...

Just like most parts of the human body, our eyes have a tendency to get worse with age. You might take your ability to focus for granted now, but that could change once you hit late middle age and ...

For the old (or rather, more seasoned) among us, vision is often one of the first things to go. As years pass, the lenses of your eyeballs gradually begin to thicken and become less flexible. This ...

My first centerfire rifle was a Savage 99 in .243 topped with a 4X Bushnell Banner. That fixed-power optic is about as simple as riflescopes get, the next step up in evolution from peep sights. It has ...