Archived posting to the Leica Users Group, 2006/06/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]On 07/06/2006, at 4:30, Richard wrote: > They just meant the 1.33 crop factor. Since 135 becomes 135x1.33 or > 180mm, it's a bit long for the RF base for accurate focusing.... nah, the focal length doesn't change because you catch the light on a smaller frame. Nor does the base length, you only get a tighter framing that looks like a longer lens, but if the focusing plane doesn't change, and the mount is the same, all remains the same, just with a little waste of lens coverage. Saludos ----------------------------------------- http://imaginarymagnitude.net/blog/