sanj said:f4 is a much older lens. So got more 'upgrades'.
One got a new optical design, more blades, Mode 3 IS, 5 stop IS, MFD reduction, etc.
And the other one got a sweet paint job.
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sanj said:f4 is a much older lens. So got more 'upgrades'.
MrFotoFool said:This has got to be the most anti-climactic announcement in the history of Canon Rumors (I mean the 2.8 of course, not the 4). I am shocked. Honestly why even bother changing to a version iii? If you watch the video he almost comes right out and tells 2.8 owners not to upgrade.
I wonder if the members of Nikon Rumors are having a good laugh at this non-announcement?
ahsanford said:Someone please help me understand how Canon just phoned in the redesign of one of their legendary and most heavily used instruments. It is the same damn lens with (presumably) better flare control and a new coat of paint. That's it.
I get the Mk II is a tough act to follow. So why not wait until you can follow it with something clearly better?
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ahsanford said:sanj said:f4 is a much older lens. So got more 'upgrades'.
...
And the other one got a sweet paint job.
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ahsanford said:sanj said:f4 is a much older lens. So got more 'upgrades'.
One got a new optical design, more blades, Mode 3 IS, 5 stop IS, MFD reduction, etc.
And the other one got a sweet paint job.
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jd7 said:And, apparently, a less effective IS system than its predecessor ...
Same here.ahsanford said:WOW. I'm floored. No wonder the price is so low ...
weixing said:Hi,
I think the new 70-200 f2.8 III is a "manufacturing" update... reduce the number of different type of coating/paint they need to maintain and to improve the efficiency of their coating/paint chamber.
Have a nice day.
ahsanford said:jd7 said:And, apparently, a less effective IS system than its predecessor ...
Don't get fooled by the 4 vs. 3.5 stops. Neuro recently posted that claims of IS performance are being standardized in the industry, and most prior claims overshoot the standard. I guess 3.5 is just a more conservative reporting of the performance. (Kind of sounds like what happened when every car manufacturer in the US starting touting mileage with lower figures, all using the units 'emm-pee-gee' instead of saying miles per gallon a few years back.)
Rudy in the video said it's the same optics, same AF, same IS, so it's not a step down. It's the same.
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fullstop said:am quite surprised that Canon gave the f/4 "better specs" in some regards than f/2.8. Especially IS with 5 vs. 3.5 stops [I'd assume that both numbers are now stated based on the same new, "more realistic" standard?] and 3rd IS mode [not on 2.8 III, correct?] and also number of iris blades [9 vs. 8] - not that I would care very much about the latter, but it's still a "spec sheet spec".
I expected Canon to come out with a "killer" f/2.8 Mk. III that optically bests Nikon and Sony GM - at least by some ever so small margin - but measurable in Lens Rentals OLAF tests. But, lets wait for those tests and see what "coating the airsphere" really does for IQ. ;D