Hey guys just want to share my first experience with 40-80 LS.
For the first time was using the lens this morning.
Outside temperature was close to -18C ( 0F)
Schneider 28LS refused to work completely
Phase 150mm - auto focus refused to work
40-80 LS - was perfect.
Image quality over all is fine.
One of the images: https://500px.com/photo/100399703/