Archived posting to the Leica Users Group, 1998/03/13
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]A question for the cognoscenti among you. The coating on the front element of my 50 summicron (latest) and 28 elmarit (latest) is red, but that on my new 90 elmarit is green. Why is there a difference? Neil Frankish