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,
Amazon.com : JINTU Adapter Ring for T2 T-Mount Telephoto Lens to AF Mount Camera for Sony α (Alpha) Minolta-AF DSLR Cameras A900 A700 A550 A350 A58 A99 A77 A100 A500 A450 A290
FotodioX Lens Mount Adapter for T-Mount T/T-2 Screw Mount
Lens Adapter - T-Mount Screw Lenses to Sony A-Mount Cameras – Fotodiox, Inc. USA
Amazon.com : T2-AF Lens Adapter Ring, T2 Mount Aluminum Alloy 1.25 inch Telescope to for Sony/Minolta AF Mount DSLR Camera Adapter Ring : Electronics
Opteka T-Mount Adapter for Sony Alpha A-Mount Digital SLR Cameras
Adapter Astro Edition - T-Mount Telescopes to Sony E-Mount f/ Astronomy – Fotodiox, Inc. USA