Olympus admits their micro 4/3rds focusing system is flawed
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From: swandy on 18 Mar 2010 10:40 On Wed, 17 Mar 2010 21:31:07 -0700 (PDT), RichA <rander3127(a)gmail.com> wrote: >On Mar 17, 10:10�pm, rfisc...(a)sonic.net (Ray Fischer) wrote: >> RichA �<rander3...(a)gmail.com> wrote: >> >The reference this in the article about their conventional 4/3rds >> >product. >> >> I see no support for your claim in the article. �Are you a liar or >> just illiterate. >> >> >http://www.amateurphotographer.co.uk/news/Olympus_Four_Thirds_not_goi... >> >> -- >> Ray Fischer � � � � >> rfisc...(a)sonic.net � > >And yet despite the statement from the article (below) Panasonic seems >to be able to focus fast. Olympus's kit lens is small and it doesn't >focus quickly. Olympus made a decision to construct the kit lens in a collapsible manner, which probably compromised the AF speed. The Panasonic kit lens don't collapse and are therefore quite a bit larger when not in use. >'To match the speed of the autofocus system of the current Four Thirds >lenses on a body that uses a contrast-detection system would require >lenses with a much smaller and lighter focusing group,' He is probably making reference to the two upcoming m4/3 lenses (9-18 and 14-140) which use internal focusing elements and are reported to AF faster than the Oly kit lens.
From: RichA on 18 Mar 2010 18:48
On Mar 18, 10:40 am, swandy <swan...(a)verizon.net> wrote: > On Wed, 17 Mar 2010 21:31:07 -0700 (PDT), RichA <rander3...(a)gmail.com> > wrote: > > > > >On Mar 17, 10:10 pm, rfisc...(a)sonic.net (Ray Fischer) wrote: > >> RichA <rander3...(a)gmail.com> wrote: > >> >The reference this in the article about their conventional 4/3rds > >> >product. > > >> I see no support for your claim in the article. Are you a liar or > >> just illiterate. > > >> >http://www.amateurphotographer.co.uk/news/Olympus_Four_Thirds_not_goi.... > > >> -- > >> Ray Fischer > >> rfisc...(a)sonic.net > > >And yet despite the statement from the article (below) Panasonic seems > >to be able to focus fast. Olympus's kit lens is small and it doesn't > >focus quickly. > > Olympus made a decision to construct the kit lens in a collapsible > manner, which probably compromised the AF speed. The Panasonic kit > lens don't collapse and are therefore quite a bit larger when not in > use. And yet if the Olympus did focus fast with Panasonic's kit lens, it would be known and the Olympus people would all be using that lens. > >'To match the speed of the autofocus system of the current Four Thirds > >lenses on a body that uses a contrast-detection system would require > >lenses with a much smaller and lighter focusing group,' > > He is probably making reference to the two upcoming m4/3 lenses (9-18 > and 14-140) which use internal focusing elements and are reported to > AF faster than the Oly kit lens. 3x faster? Some had hoped the last firmware upgrade would help, if it did, it wasn't much. |