ADAPTER M68 FEMALE - M54 FEMALE 10mm BA18 This M68 Male to M42

This M68 Male to M42 Male adapter has male M68 x 1 threads on one side and male M42 x 0

M48 and T-2 on both sides) for full-frame camera

25" barrel adapter and male M42 x 0

making it the perfect match for f/7-8 telescopes which will then reach the optimal focal ratio of around f/30

This combined with the 620mm focal length means that you don't need to have super-accurate tracking over extended periods

ADAPTER M68 FEMALE - M54 FEMALE 10mm BA18 This M68 Male to M42This M68 Female to M54 Female adapter has female M68 x 1 threads on one side and female M54 x 0. 75 threads on the other. It can be used to connect accessories with male M68 threads to accessories with male M54 threads. Specifications Optical length 10 mm Clear aperture 53 mm Outer diameter 73 mm Connection side A M68 x 1 female Connection side B M54 x 0. 75 female Weight TBD SKU AX M68F M54F