2" L-Pro Deep-Sky Light Pollution Filter Accessory Type_Finder Scope Rings and are easy to turn

and are easy to turn during the night

This set includes five extension tubes with lengths of 30

designed for observing the broad range of nebulae with 1

The BaK-4 prisms and fully multi-coated lenses provide exceptional color fidelity and high contrast

2" L-Pro Deep-Sky Light Pollution Filter Accessory Type_Finder Scope Rings and are easy to turnThe L Pro broadband filter is the ideal choice for suppressing light pollution from artificial light and enables astrophotos of broadband emission objects such as galaxies, reflection nebulae and globular clusters. Professional visual and photographic filter Improves the contrast of deep sky objects Special filter to suppress light pollution Filter diameter: 2. 0 inches 50. 8mm Connection thread: M48x0. 75mm Optically polished glass with 1 4 wavefront