All mounted lenses worked on the adapter, but with different performance
Canon EF-S 17-55 2.8 IS
relatively faster AF, IS funtioniert
Canon EF 50 1.8 Mk I
AF is very slow much at the pump, in the absence of a USM, but the focal point is located.
Canon EF 70-200 L IS 4.0
AF is easy on the pump, Focus sits, IS works, visually borderline)
Canon EF 24-85 3.5-4.5
AF is much at the pump, is not always the focus
Sigma 10-20 3.4-4.5
AF relatively quickly, focus sitting
The adapter is characterized as follows:
- Compatible with EF and EF-S lenses
- Good workmanship
- Sturdy tripod thread
- Image Stabilizer works
adversely:
- Autofocus relatively slow
