Ultra high quality DayStar University H-alpha filter 0.42 angstrom bandwidth. Awesome views of the solar disk and proms. This is the highest quality filter available. Includes one angstrom off band tuning for doppler work and the following accesories:
-Astrophyisics telecentric lens
-Astrophysics 2'' adapter with brass clamp
-AP 3' ext tube
-4'' ERF (cell fits Tak FSQ106) Custom EFF cells available from Daystar.
This filter is 18 months old and is still under warranty (5 years)
New price for all is over 6K I will insure and pay shipping in the CONUS and include a Pelican hardcase, 5K ** SALE PENDING**