Founder Optics 2.7" Dual Threaded Adapter for Reducer - DTA-RED2.7 type-solar-filters With a T thread bringing

With a T thread bringing it all together

or "focal extenders" for objectives

25" Four-piece Set of Filters made for 1

except NOTE: The black plate is shown in a photo to illustrate the attachment and result

Founder Optics 2.7" Dual Threaded Adapter for Reducer - DTA-RED2.7 type-solar-filters With a T thread bringingThis heavy duty dual threaded (2" to 2. 7") adapter is designed to attach the Founder Optics Reducer to telescopes with a 2. 7" focuser. When doing astrophotography it is important to keep the optical chain as tight and aligned as possible. This adapter uses threads instead of screws or tension adapters for the mechanical connection, which reduces the possibility of a gap or flexing in your optical chain. Paying attention to the quality of your