If you're looking for a heavy duty GoTo mount for all your observing or astrophotography needs, the Orion Atlas EQ-G computerized GoTo telescope mount is perfect. It supports up to 40lbs and finds over 42,900 celestial objects with pushbutton ease.
The Orion Nautilus Motorized 2" Filter Wheel allows you to load up to 4 filters and then use the control software to change filters automatically. A great time saver for RGB and LRGB astrophotography with monochrome cameras.
The 2" Orion LRGB Astrophotography Filter Set contains 4 must haves for beautiful astrophotos: Red, Blue, Green, and Luminance IR cutoff , all in a protective case. The filters are parfocal which eliminates the task of refocusing between exposure.
A perfect focal reducer and field flattener for refractor telescopes in the 400-600mm focal length range coupled with a DSLR or other CCD camera. Helps eliminate distorted stars at the edge of the field, and features fully multi-coated lenses.