For sale these two superlative lenses.
-50 Cron collapsible. Bought one week ago to reddotcameras so It's on warranty. Perfect glass elements, smooth focus and aperture rings, it conserves the original coating perfectly. 500€ plus shipping.
-Carl Zeiss Biogon. Boxed, with papers and caps (front is not original). In perfect condition and soooo smooth... no wobbles or whatever. 700€ plus shipping.