This Cokin 36mm Adapter Ring with 0.75mm pitch thread is specifically designed to attach Cokin's ""A"" series filter holder to lenses with a 36mm filter thread.
Price: £3.00 from Wex Photographic
This Cokin 49mm Adapter Ring with 0.75mm pitch thread is specifically designed to attach Cokin's ""P"" series filter holder to lenses with a 49mm filter thread.
This Cokin 52mm Adapter Ring with 0.75mm pitch thread is specifically designed to attach Cokin's ""P"" series filter holder to lenses with a 52mm filter thread.
