Binoculars have three main parts: the objective lens, prisms and the ocular lens. Binocular lenses are thicker in the middle and taper out to a thinner edge, which bends light toward the middle. These ...

As shorter days and cooler temperatures begin to transform the color of the leaves, many people start planning leaf-peeping outings. By plotting a car route, picking a hiking or biking trail or even ...

Night vision binoculars open up a whole world of fascinating viewing for bird-watchers, wildlife enthusiasts and hunters. They can also be invaluable for security work and surveillance. Modern ...