ADAPTER M56 FEMALE - M48 MALE 7mm hood Optical design Ritchey-Chrétien Diameter 304

Optical design Ritchey-Chrétien Diameter 304 mm Focal length 2432 mm Focal ratio f/8 Linear obstruction 150 mm Corrected field 30 mm (65 mm with optional corrector) Backfocus distance 288 mm from rear cell Weight 25 kg Tube outer diameter 439 mm Tube length 864 mm without focuser SKU GSRC12A+ESATTO3

The adapter accept 1

The Geoptik Nadirus 16" complete kit is a high quality Italian-designed and manufactured Dobsonian telescope made from lamellar beech and birch

This expander from 1

ADAPTER M56 FEMALE - M48 MALE 7mm hood Optical design Ritchey-Chrétien Diameter 304This M56 Female to M48 Male adapter has a female M56 x 0. 75 thread on one side and a male M48 x 0. 75 thread on the other. It can be used to connect accessories with M56 male threads such as Takahashi adapters and correctors to accessories with M48 male threads. Specifications Optical length 7 mm Clear aperture 44 mm Outer diameter 60. 5 mm Connection side A M56 x 0. 75 female Connection side B M48 x 0. 75 male SKU AX M56F M48M