New filter holder wheel with two filters installed, you can adjust with a click of three positions until you put the Planetary filter and see the change of color and characteristics in any planet, until you move the nebular filter and have clearer images of faint objects.

It includes an empty position for you to put any other filters you already have, so you can change filters without having to remove the telescope eyepiece, as easy as twist and click. In addition, the included filters are also removable.

Fits virtually any telescope, attaching directly to the 1.25-inch (31.7 mm) eyepiece. or the photographic M42 thread.