The technical definition of a telephoto lens is one with a focal length greater (or longer) than 50mm (on the 35mm/full frame forma), but the telephoto range is more generally accepted to begin at ...

Take the lens off of a film SLR or a digital SLR and you’ll find yourself staring into a mirror. In fact, mirrors have been essential camera components for more than 150 years—that is, of course, ...

A periscope camera lens is a lens assembly that uses prisms, mirrors, or a combination of them to redirect light before it reaches the camera sensor. In doing so, it magnifies the image more so than ...

CHRIS SCHODT: It's been an exciting few years for cameras a few major shake-ups have it changed the landscape of professional photography, and we, the consumers, get to reap the benefits. The biggest ...