Leitz had Schneider make uncoated f1.5 Xenons (another double Gauss) for them. Word is that the coated version of this lens was the Summarit. I had two 'rits, screw and M mount, they were quite good if a bit wierd wide open. Summarit = f:1.5. Summicron = f:2.
Originally Posted by John Koehrer
Edit - nice stealth edit, so what's the answer?