The TSN-AR46 is a high quality 46mm adapter ring specifically designed for use with Kowa's TSN-DA10 and TSN-DA20 digiscopy adapters. This adapter ring connects directly to the TSN-DA10 or TSN-DA20 and provides a secure and reliable mounting point for your digiscoping setup. With its 46 mm filter thread, the TSN-AR46 allows seamless integration with lenses or other optics that have a matching 46 mm thread. This functionality ensures a stable and precise connection that provides excellent alignment between the spotting scope, digiscoping adapter and the selected lens or optic. The TSN-AR46 is a practical solution for a robust and adaptable digiscoping system.