Archived posting to the Leica Users Group, 2000/05/18
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]- -- On Thu, 18 May 2000 16:00:21 Peterson Arthur G NSSC wrote: > >I don't know, and so can only presume John is right, that the "M rangefinder >is more accurate than a SLR at 50mm." But my question is this: given the >fact that with an SLR one is actually looking through the lens at (almost >always) full aperture, does it not then stand to reason that an SLR would be >able to focus any lens, of whatever focal length and whatever maximum >aperture, with sufficient accuracy for that particular lens? I'm not being >argumentative, just asking what seems like a reasonable question. > But the accuracy of the M system is fixed by the width of the two viewfinder ports. As the lens gets faster/longer, it (the margin of error) becomes too great to focus within the DOF of the lens. In other words, with an f/1.0 lens, the SLR is probably a little better. Get your FREE Email at http://mailcity.lycos.com Get your PERSONALIZED START PAGE at http://my.lycos.com