Choosing the right focal length is a crucial part of the creative decision making process for a photographer. You can have ...

A lens focuses light onto the sensor of a digital camera and is critical to photography. To help you make an informed choice when buying or mounting an optic, we explain some of the most important ...

OM System has announced the breakthrough M.Zuiko Digital ED 50-200mm f/2.8 IS PRO—a fully weather sealed, all-purpose super ...

Picking a camera lens is one of the very first creative decisions involved with the photographic process. There’s a seemingly endless supply of different options out there and the choice you make will ...

Most consumer point and shoot digital cameras say something like, "5x optical zoom," or "9x optical zoom" on the box. But, when you move up to micro-4/3s and SLRs, you lose that. It makes sense - the ...

The OM System 50-200mm is the world's first 100-400mm equivalent zoom lens with f/2.8 aperture. Together with a current OM ...

The iPhone 17 and 17 Plus have the same camera setup, which includes Apple’s new Dual Fusion camera system. The system sports ...

“We are confident in saying there is nothing like this on the market,” says Darcy Daugela, 58, chairman at NexOptic Technology Corp. He’s referring to the DoubleTake, which he describes as a ...

Telescope focal length determines image magnification. Field of view (FOV) shows how much sky your telescope displays. FOV is calculated using telescope and camera/eyepiece specs. Match telescope FOV ...

Why you can trust TechRadar We spend hours testing every product or service we review, so you can be sure you're buying the best. Find out more about how we test. A lens aperture is the hole that is ...