The achromatic doublet lens is used to minimize or eliminate chromatic aberration. Its achromatic design also helps to minimize spherical aberration. Compared with a single lens, an achromatic doublet ...

The best monocular devices on the market offer a lightweight alternative to binoculars. Try using one this month to view a rare comet, or get a better view of Mars. When you purchase through links ...

What you hope to use your binoculars for will also impact the type you're looking for: If you primarily want to stargaze, for example, you'll want large objective lenses that will let in as much ...

Interchangeable lens system opens up new shooting possibilities. Better battery life. Magnetic mounting system (finally). Optional USB-C pass-through charging. Excellent Log video support.

The best standard zoom lenses are some of the most versatile tools a photographer can carry in their arsenal. While there isn't an official ruling on what constitutes a standard zoom, it's generally ...