A slider on the mount needs to be positioned so that the clamp’s screw-threaded hole overlaps your smartphone’s main camera.

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 ...

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 ...

The camera island's frame is a sort of special mount, which can take a Leica M mount screw-on adapter, which allows you to attach Leica M lenses. That means that all of Leica's considerable lens ...