DayStar Camera Quark Solar Filter with Canon Lens Mount: H-Alpha Prominence Model # DSZTCP
Amazon.com : K&F Concept Lens Mount Adapter Manual Focus Compatible for Canon EOS (EF/EF-S) D/SLR Lens to Sony Alpha E NEX Mount Mirrorless Cameras with Matting Varnish Design, Not Auto-Focus : Electronics
Canon DSLR Full Frame Sensor Astrophotography H-Alpha Modification
DayStar Filters Camera Quark H-Alpha Solar Filter DSZTCC B&H