This blog post has some sample photos with a collapsible 5cm f2 summicron that looks like it's from the same era: https://talktog.wordpress.com/2013/08/15/lens

This blog post has some sample photos with a collapsible 5cm f2 summicron that looks like it's from the same era: https://talktog.wordpress.com/2013/08/15/lens-review-leica-leitz-summicron/ https://talktog.wordpress.com/2013/08/15/lens-review-leica-l...