Archived posting to the Leica Users Group, 2001/02/06
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Wide open and focused close, the depth of field of the 75/1.4 is between 6mm to 8mm (just over a quarter inch). This is remarkably difficult to calibrate for and, what amazes me, is that it can be done. Gerry at Kindermann Canada sometimes has to have the whole kit so that everything can be calibrated correctly. John Collier > From: Andrew Moore <dmm@bronze.lcs.mit.edu> > Reply-To: leica-users@mejac.palo-alto.ca.us > Date: Tue, 6 Feb 2001 13:39:19 -0500 (EST) > To: <leica-users@mejac.palo-alto.ca.us> > Subject: [Leica] how can the 75 Lux focus go bad? > > > I keep hearing people's accounts of their 75 Summiluxes focusing in front > of or behind the intended point of focus (recently 4 people and 5 lens > samples). In a couple cases the lens (alone) was sent out for repair and > came back working. > > When these lenses go out of spec, what exactly is happening to them? > > --Andrew > NO ARCHIVE > >