KALT C-Mount to T-Mount Lens Mount Adapter M42 Screw Mount M42x0.75 T2 Camera - KD Sporting Group
Amazon.com : Fotasy T Mount Lens to E Mount Adapter, T2 E Mount Adapter, Telescope Lens Emount Adapter, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600
Vivitar T-Mount to Nikon Z-Mount Adapter HF-T2-NIK-Z B&H Photo
Microscope T-Mount Adapter, Compatible with Cannon DSLR Camera | Boli Optics Microscope Store
T-mount SLR Lens to Canon EOS Mount SLR Camera Body Adapter – Fotodiox, Inc. USA