Changing the focal length of a camera by adjusting the physical zoom lens. All zoom lenses in film cameras and digital single lens reflex (DSLR) cameras are optical zoom. Digital point-and-shoot ...

The Periscope zoom lens is one of the most significant smartphone camera hardware breakthroughs of the modern smartphone era, essentially placing a camera lens sideways in the phone’s body which ...

Over the weekend, the Hong Kong-based Artra Labs announced the Funkyframe 16mm conversion and 60mm conversion lenses for X100 series cameras. Fujifilm already has its own conversion lenses that ...