Borg M57 rotating ring DX 7352

Borg photographic adapter 7000 allow you to connect focusers, reducers, field flatteners or other accessories that come with M57 thread to the DSLR camera, by adding the proper Borg 500x optional adapter. On the telescope side it has a 57mm thread and a male M49 thread on camera side. Optical length 5mm, 45mm free aperture.

Borg adapter 7923 converts 57mm thread to a male M49.8 thread without adding extra light path.

Borg M57 metal cap 7357 threads directly to M57 threads of the Borg telescopes and accessories.

Borg filter slider 7519 makes changing filters a very simple task! This filter slider threads directly to all M57 threads of Borg telescopes and accessories and integrates a filter holder that lets you insert a 50,8mm or 52mm filter: this way you don't have to remove the camera (or to unscrew something else) to change the filter!