Archived posting to the Leica Users Group, 1999/12/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]So tell us more! Greater depth of field, or less? And how? > -----Original Message----- > From: owner-leica-users@mejac.palo-alto.ca.us > [mailto:owner-leica-users@mejac.palo-alto.ca.us]On Behalf Of Mark > Rabiner > Sent: Wednesday, December 08, 1999 8:11 PM > To: leica-users@mejac.palo-alto.ca.us > Subject: Re: [Leica] DOF table for Voigtländer Skopar > > > Martin Howard wrote: > > > > Here's the dof table for the Voigtländer 25mm f/4 Skopar. > The abbreviation > > 'inf' is used to designate infinity, below. > > > > f4 f5.6 f8 f11 f16 > f22 > > > -----+-------------------------------------------------------- > ---------- > > inf. | inf-4.93 inf-3.58 inf-2.54 inf-1.81 > inf-1.29 inf-0.93 > > 3.0m | 7.46-1.89 17.54-1.66 inf-1.40 inf-1.15 > inf-0.92 inf-0.72 > > 1.5m | 2.11-1.17 2.50-1.08 3.48-0.97 7.84-0.84 > inf-0.72 inf-0.59 > > 1.0m | 1.23-0.85 1.35-0.80 1.58-0.74 2.08-0.67 > 3.88-0.59 inf-0.50 > > 0.7m | 0.80-0.62 0.85-0.60 0.93-0.57 1.07-0.52 > 1.39-0.48 2.40-0.42 > > > > M. > > > Comparing the DOF scale on my 24 M shows huge differences?! > Mark Rabiner >