> I've used it with the A 20mm f/2.8, the Tak 17mm f/4 fishey, the > Zenitar 16mm f/2.8 fishey and an old Tokina 17mm f/3.5. All has > been well. Apparently, the screen can darken at the corners a bit, > but I haven't noticed.
Same results here just for the A 20/2.8. I haven't noticed any darkening in the corners, either. Fred

