Astro Essentials M48 Camera Adapter – Sony A / Sony Alpha

Description

For attaching a DSLR camera to many accessories that use a M48 Male thread.  (e.g. Sky-Watcher 0.85x Focal Reducers, Esprit Flatteners and many other accessories).

Optical length (when connected to a camera):

• Canon EOS: 11mm (55mm from sensor)
• Canon EOS-R: 10mm  (30mm from sensor)
• Nikon F: 8.5mm (55mm from sensor)
• Nikon Z: 10mm  (26mm from sensor)
• Sony A: 10mm (55mm from sensor)
• Sony E: 37mm (55mm from sensor)
• Micro 4/3: 9.5mm (29mm from sensor)
• Pentax: 9.5mm (55mm from sensor)

If you are trying to achieve a 55mm back focus you may need to use additional extensions for some of these adapters.