The EOS-T2 adapter has two parts (EOS-T2 adapter and 5mm length T2-extender), and is suitable for all ASI cameras.
This new version is unadjustable. EOS-T2 supports Canon EF lens only.
EOS-T2 adapter without T2-extender is suitable for 17.5mm backfocus distance ASI cameras, such as the range of cooled cameras as well as ASI174, ASI294, ASI183 and ASI1600.
The EOS-T2 adapter with the 5mm T2-extender is suitable for all 12.5mm backfocus ASI cameras such as ASI120, ASI224, ASI290, ASI178 and ASI385.
A 2″ IR-CUT filter can be used with this adapter.