8" RASA Imaging KitA Winning Astrophotography Kit Combine the legendary 8" Rowe Ackermann Schmidt Astrograph with two must have filtersthe Light Pollution Reduction Filter and the H H OIII Filterfor a blazing fast f 2. 0 system that can produce stunning images of a wide array of astroimaging targets. Ultra fast Rowe Ackermann Schmidt f 2. 0 Optics Don't spend hours capturing your imageswith RASA 8's f 2. 0 optical system, you can gather the same image brightness 25