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Old Saturday 3rd February 2018, 06:49   #6
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Join Date: Feb 2005
Location: northern CA
Posts: 335
The f/5.6 maximum aperture is ok with me so long as the lens provides very near maximum quality when wide open. With that caveat, I agree with NikonMike above. I could definitely be interested in the 600, but of course this is not an official announcement, just a patent filing.
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