Chris from DPReview TV recently reviewed the first new OM System lens, the M.Zuiko 20mm F1.4 Pro. He found it to be a solid performer, but check out this sample gallery from his review to judge image quality for yourself.
Did you miss their review of the 20mm F1.4 Pro? If so, you can watch it here.
View the OM System 20mm F1.4 Pro sample gallery from DPReview TV