Archived posting to the Leica Users Group, 2001/06/04
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]on 6/4/01 9:55 AM, George Lottermoser at imagist@concentric.net wrote: >> Off topic like hell but what's your 4x5 macro trick!!!!??? >> half of us will be tossing and turning unless we find out!!! > > No tricks, just working on that precision thing with a touch of > KISS thrown in for good luck. > > I've set up Infinity Stops, on the Tech IV, for 3 different > bellows extensions: > 2" subject : 4.75" on film > 1.5" subject : 4.75" on film > 1" subject : 4.75" on film > > I've made 3 metal wire frames, proportional to the 4x5, which > attatch to the compendium lens shade mounting wire at scored > marks. The bellows are critically pre-focused to these frames, at > these marks. The frames define the view of the 4x5 negative. > > So now I can simply walk up to a macro subject, put the subject > in the frame, and fire. Bellows factor predetermined. Focus > predetermined. It sounds like a cool idea but I'd have thought any tiny framing error would knock your focus out drastically even at f/64! Does it actually work?? I still say scan the bug. - -- John Brownlow http://www.pinkheadedbug.com