One of the very sharpest lens I own is a 75-300 Sigma Apochromatic. I can easily make 12x18 prints that are as sharp as any nikon or canon lens, EXCEPT the canon macro lenses. They appear to be in a class by themselves. I have not tried the 5000 dollar and up lenses, so can't comment here, but at anything from 14mm to 300mm, I've probably used most of the sigmas and never had a sharpness problem. It is true that the quality today is MUCH higher in the sigma lenses than it was 20 years ago. No question about it. The Tokina pro glass is also in that class. Never used a tamron so can't comment on that brand. Jerry > I have a friend who also feels this way. He owns > several ultra wide angle Sigma pro lenses. He says > they're tack sharp. > > I think what that company is suffering from is a > stigma from many years ago, back in the 70s and 80s, > when there probably WAS a difference in quality. But > I've been told that in recent years that they've > certainly caught up. > > What a feather in their cap for them, that they are in > bed with Foveon. This one thing alone will catapult > their name and perception leaps and bounds. > > I, too, bet that there are several people at Nikon and > Canon who are polishing off their rear-view mirrors > right now. It's now a three-horse race. > > I can't find that URL from Stephen Johnson, who tested > the Foveon on his kids and wife, but they're stunning > images, even on the web. > > -MTucker > > __________________________________________________ > Do You Yahoo!? > Yahoo! Sports - live college hoops coverage > http://sports.yahoo.com/ > > > Please visit the Group Homepage to check the Files, Bookmarks, Polls and other resources as they are often being updated. The page is at: > > http://groups.yahoo.com/group/DigitalBlackandWhiteThePrint > > Please follow these basic guidelines: > - Include your full name with your message. > - Include the address of your website, if you have one. > - As threads develop, trim off excess portions of earlier messages to keep them short. > - As the topic of a thread changes remember to change the subject header. > - Good manners are required at all time. No personal attacks or "flames." > - Complete your Yahoo profile. > - Before posting a question, search the message archives and the various resources on the homepage. > > > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
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Re: [Digital BW] Foveon camera
2002-03-18 by Jerry Olson
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