with clamp mechanism built into the surface of the cap does not extend beyond the edge
For standard lenses (from a focal length of 45 mm) and digital cameras with internal thread (screw-in frame ø520 mm) Enables the installation of a 520 mm filter on the lens hood With metal ring Collapsible
To mount filters and other attachments with a diameter of 52 mm to lenses with a diameter of 37 mm Adapter for all lenses and attachments with screw thread Precision metal rings with matt black surface