PrimaLuceLab Adapters for SESTO SENSO 2 (SESTOSENSO-AD26II/SESTOSENSO-AD33II/SESTOSENSO-AD37II) Focuser Shaft Diameter Adapter:26mm Adapter (SESTOSENSO-AD26II) They are parfocal (both have

They are parfocal (both have focus locations about 3/8" above shoulder) and the 31mm Nagler Type-5 has exactly twice the true field area

which allows you to capture the night sky with great ease and fun

92") Focal Length: 1250mm (49") Focal Ratio: f/10 Focal Length of Eyepiece 1: 25mm (

no matter how occasional your night sky observations may be

The Type-5 16mm is a smaller

PrimaLuceLab Adapters for SESTO SENSO 2 (SESTOSENSO-AD26II/SESTOSENSO-AD33II/SESTOSENSO-AD37II) Focuser Shaft Diameter Adapter:26mm Adapter (SESTOSENSO-AD26II) They are parfocal (both haveThese 26mm 33mm 37mm adapters allow you to install SESTO SENSO 2 on focusers that come with a 26mm 33mm 37mm diameter shafts. Out of the box, SESTO SENSO 2 connects to focusers that come with a 25mm diameter shaft (the most common diameter on the market). In order to connect it to focusers with a different diameter shaft, you will need to include an adapter. Adapter 26mm Adapter 33mm Adapter 37mm Adapter Common Focuser Focusers from Explorer