Lumicon 1.5 Angstrom Solar Prominence Filter and Lumicon S.P.F. Prefilter mounted in the off-axis mask for an 8" SCT. Sells new for over $767, no waiting for this one and its only $475 plus shipping in con. U.S., PayPal or US postal money order only. Email me with any questions or call me at work 734-458-0517 7am-2pm EST please. This will also work with any SCT from 9" thru 14" with the right off-axis mask, this one includes the mask for 8".