Archived posting to the Leica Users Group, 2000/02/21
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 5:09 PM -0800 2/21/00, Jim Brick wrote: >At 03:58 PM 2/21/00 -0800, Evilboy wrote: >>I've had this spacing problem w/ the russian 20/5,6 as well. At first I >>thought it was the body til I checked negatives shot w/ other lenses. >>It makes it very hard to cut your negatives into strips. >>-Bern > >This is a very well known feature of very wide angle lenses. The closer the >rear element is to the film, the winder the spread on the film. Thicker >emulsion films will be more pronounced than thinner emulsion films. > >R lenses do not have this problem because they are retrofocus designs. The >rear element is still way out in front of the mirror. A long ways away in >terms of light ray angles. > >Jim Properly done, your 36 shot Hologon filmstrip can look like one negative. Actually, there is about 1/2mm left between shots on M bodies. * Henning J. Wulff /|\ Wulff Photography & Design /###\ mailto:henningw@archiphoto.com |[ ]| http://www.archiphoto.com