Baader Male T / T2 Mount to Female C-Mount Adapter # C-EXT 2958521
T-mount adapters: Adapted Lens Talk Forum: Digital Photography Review
T2 Mount Lenses to Fuji X Mount Camera Adapter - KENTFAITH
Amazon.com : Lightdow T/T2 Mount Lens Adapter Ring for Sony A9, A7S II, A7R II, A7S, A7R, A7 II, A7, NEX-7, NEX-6, NEX-5, NEX-5N, NEX-5R, NEX-5T, NEX-3, NEX-C3, NEX-F3, NEX-3N, A6500, A6300,