A slider on the mount needs to be positioned so that the clamp’s screw-threaded hole overlaps your smartphone’s main camera. You can then screw the telephoto lens into the mount and enjoy a 36x ...

We take a look at the Leica M-glass touting Realme concept at the Mobile World Congress in Barcelona. Realme's main focus at this year's Mobile ...

Instead of adding an adapter between the camera and lens, users physically change the lens mount itself by removing screws and attaching a new mount. It may seem like a small innovation ...

And with most of Sirui’s lenses being relatively cheap, the company’s addition to the L-Mount Alliance looks like great news for thrifty L-Mount camera owners. In addition to still photography ...

The Rekord-4 has a focal length of 52mm and was designed for a 24×36 mm film format, offering a 45-degree field of view. Its optical construction consisted of nine elements in six groups, with a ...