Archived posting to the Leica Users Group, 2009/07/01
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Amen! I think we are in for some exciting developments as this approach becomes more common. I'm particularly interested in seeing how the new Panasonic micro-4/3rds 7-14 zoom compares to the 4/3rds standard Olympus original. The Panasonic version is said to be about one-third size and weight of the latter. Regards, Dick On Jul 01, 2009, at 1:54 PM, Frank Dernie wrote: > This is interesting in itself. There are loads of compromises in > lens design to get acceptable results, some lend themselves to > correction in software, some do not. If, for example, one can have a > "designed for digital" lens which is sharper, with better flatness > of field and no focus shift with aperture but considerable geometric > distortion, the end result will be better than could be obtained > from a lens with low distortion but the other non-software > correctable compromises. > IIRC this was part of the 4/3 sensor standard. > It sounds like intelligent engineering to me. > Frank > > On 1 Jul, 2009, at 14:43, David Rodgers wrote: > >> If you can't make a great lens, just fix the result with software. >> It's the 21st Century way. >> >> -----Original Message----- >> From: Mark Rabiner [mailto:mark at rabinergroup.com] >> Sent: Tuesday, June 30, 2009 11:59 PM >> To: Leica Users Group >> Subject: Re: [Leica] To Sell or Not to Sell now Canon/Nikon >> >> My first hit when I did that was John Paul Caponigro: >> http://www.usa.canon.com/dlc/controller?act=GetArticleAct&articleID=1486 >> >> " Chromatic aberration is easily corrected with most RAW file >> converters, >> such as Adobe?s Camera Raw and Adobe Lightroom. .) Recent versions >> of >> Canon?s dedicated RAW image processing software, Digital Photo >> Professional >> (version 3.2 or higher), have a new tool tab with special commands >> that will >> automatically remove chromatic aberration from your images, as well >> as >> sliders for ultra-precise manual control of color fringing. >> " >> >> Mark William Rabiner >> >> >> >>> From: Tina Manley <images at comporium.net> >>> Reply-To: Leica Users Group <lug at leica-users.org> >>> Date: Tue, 30 Jun 2009 22:41:31 -0400 >>> To: Leica Users Group <lug at leica-users.org> >>> Subject: Re: [Leica] To Sell or Not to Sell now Canon/Nikon >>> >>> At 10:03 PM 6/30/2009, you wrote: >>>> So why are we not hearing about this from everybody shooting with >>>> it >>>> Full frame Canons with canon wide angles on it. >>>> And how can it be the dominate camera as of late with these huge >>>> problems? >>>> >>>> >>>> Mark William Rabiner >>> >>> Google it, Mark. Chromatic Aberrations Canon - you get 514,000 >>> hits. There are lots and lots of complaints. That's why a lot of >>> people have switched to Nikon. Find any discussion on Canon lenses >>> and sooner or later you'll come across complaints about CA, fringing >>> and softness. I know. I looked for solutions for months before I >>> finally quit using Canons. >>> >>> Tina >>> >>> Tina Manley >>> www.tinamanley.com >>> >> >> >> >> >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information