Quote Originally Posted by darkosaric View Post
Hi Georg,

Are those unique characteristic also valid for Industar-22 lens? They have same diaphragm position?

Industar 22 diaphragm is located before the rear group and the glass is different from Elmar LTM.

Leica relocated the diaphragm later in Elmar ƒ/2,8 and changed the glass.
The black Elmar ƒ/2,8 M is supposedly the most fine tuned Elmar derivative.