The Sidereal Trading 30mm f/4 Mini Guide Scope is a compact and lightweight guiding solution for astrophotography setups. It features a 33mm aperture and a 130mm focal length, providing an f/4 focal ratio suitable for guiding telescopes with focal lengths up to 1200mm. The built-in non-rotating helical focuser provides 11mm of smooth travel for precise focus adjustment. The position of the single guide scope mounting ring can be adjusted and locked in place with the supplied nylon tipped knurled thumb screws.

The included guidescope ring and dovetail facilitating easy attachment to various mounts. It is additionally ultra lightweight, weighing approximately 300g (including tube ring, dovetail mount and helical focuser)! The focuser includes a brass 1.25″ compression ring for eyepiece format guide camera and a 42mm male thread compatible with most puck style planetary cameras.