Aluminum T2 Adapter Telescope Extension Tube 1.25 inch Telescope Mount Adapter Thread T-Ring for Canon EOS /Nikon DSLR Camera - AliExpress
Amazon.com : Alstar 2" Adjustable Extention Tube Camera Adapter - Adjustable Length Adapter Lets You Attach A T-Ring Equipped DSLR Or SLR Camera Directly to Your Telescope : Electronics
How to attach a DSLR camera to a telescope - BBC Sky at Night Magazine
Canon EOS DSLR (EF-EFS) Premium Telescope Camera Adapter Kit (1.25") - TelescopeAdapters
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