The Vortex Viper PST Gen II 5-25×50 FFP scope provides a great balance between performance and price. Even with a 1,000 yard scope, 10 football fields in length is a long way to shoot.

The best telescope unlocks the wonders of the universe right from your backyard and beyond. "There are telescopes tailored to all sorts of celestial objects. The general rule of thumb being a ...

Vortex Viper HD 20-60x80 Angled Spotting Scope, $399 (save $200) Vortex Diamondback 20-60x85 HD Angled Spotting Scope, $399 (save $36) Vortex Diamondback 20-60x80 Straight Spotting Scope ...

Nonlinear optics is the study of how intense light interacts with matter. The optical response of a material usually scales linearly with the amplitude of the electric field. At high powers ...

Not long ago, thermal scopes were superfluous gadgets. Now, they’re essential kit for serious predator and hog hunters. This collection of thermal sights includes military-grade scopes that cost more ...

The VX-6 is a great hunting scope if you want the ability dial your elevation for longer shots, while still keeping your scope lightweight. It of course comes with “the best warranty you’ll never need ...

The Leupold GX-5c is among the best we've tested from Leupold. It has fantastic optics and a great visual display to make it easy to hit your yardage. The Leupold GX-5c Golf Rangefinder is a ...

The Leupold GX-6c makes pin-hunting a breeze. It locks on to the target quickly and features crystal clear optics so you can see what's up ahead. The Leupold GX-6c Golf Rangefinder is the latest ...