Archived posting to the Leica Users Group, 1997/10/01
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 01:47 AM 10/1/97 -0400, Marvin Moss wrote: > > I don't know what Barney means by "funky f-stops" but I have always > wondered what the reason was for using double iris blades on some > Summitars and hexagon (?) on others and even a convex shaped iris > in addition to the normal issue. Any ideas would be appreciated. Oh, I've owned a couple with the double iris. I can think of no optical or mechanical reason for this set-up, but these are rare enough to have a lot of collector interest. Over to you, Erwin! Marc Marc James Small Cha Robh Bas Fir, Gun Ghras Fir! FAX: +540/343-7315