Archived posting to the Leica Users Group, 2008/01/21
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Thank's Doug! Is the 400/6.8 usable without the shoulder stock (?). It looks like a heavy lens... All the best from the south of France! Tarek ------------------------------------------------- Tarek Charara <http://www.pix-that-stimulate.com> Le 21 janv. 08 ? 15:36, wildlightphoto@earthlink.net a ?crit : > The 2x APO will cause slight image degradation in carefully- > controlled tests but I doubt many people would notice a difference > in real-world use. The 2x non-APO with some lenses will cause > noticeable vignetting and it will not preserve the APO image > quality of your 180. I'd test the combination before committing to > it. > > Another idea: the 400mm f/6.8 costs less than the 2x APO and will > probably out-perform the 180 + 2x non-APO except in the corners.