Archived posting to the Leica Users Group, 2004/04/04
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Tom You may not have the last generation pre-Asph Summicron. Mine has two forward located "wings" on the diaphragm ring. It never has caused me to contact the focus tab, and I use that lens more than all others combined. Jerry Tom Schofield wrote: > One more point to add -- some of us find the pre-asph Summicron too > small - I had trouble grabbing the diaphragm ring without hitting the > focus at the same time. The Asph sets it forward a couple mm's and > works much more nicely. That said, the pre-asph is the lens that made > me see what they were talking about regarding bokeh - nice smooth out of > focus areas that are still intelligible, just not as crisp. > > Tom Schofield > 125 St. Patricks Drive > Danville, CA 94526 > > -----Original Message----- > > "the Asph weighs in at 310 grams and the non-Asp at 245 (early) to 195 > (late) grams." > > You also have to consider the weight of the body when calculating > weight reduction percentages. An M6TTL clocks in at 600 grams. > Therefore: > > body + Asph 910 gm > body + pre-Asph (early) 845 gm 92% of body + Asph > body + pre- Asph (late) 795 gm 87% of body + Asph > > Though risking accusations of single-mindedness and repetition, I have > to say again that you just need to lose the Asph shade to get a small > compact lens. > > John Collier > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information