Which lenses will match a 40+MP camera?

Not claiming to know everything (and even before it appears on the market) I kind of refrain from putting exact numbers on this case.

Nevertheless I am convinced that it is quite correct to state that most current lenses and also the better older lenses can be used with what appears today to be very high MP bodies, such as the rumoured 46 MP body.

I expect serious problems to appear only in case of compromise designs, for example cheap super-zoom lenses, which are likely to be used out-of-context of what they had been designed for. You will also be more likely to see defects/errors in other designs doing pixel-peeping, but related to the end product (a picture) what would be the point? Walls/prints/screens won't magically become larger, only crops in photos will contain more detail. That doesn't necessarily force us to crop from a corner of a lens with noticeable corner distortion and there are correction possibilities in post-processing, too, so I don't see old lenses going bad all of a sudden. We will just be more susceptible to buying better lenses, because we will be able to see the difference with increased clarity.
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Canon 24-70mm F2.8 L Mk ii mini review

This weekend I hired the fantastic 24-70mm F2.8 L Mk ii lens after my trusty 24-105mm F4 lens finally died last week.

Anyway, this evening I got the chance to run a very bried test to compare it against my 70-200mm F2.8 L IS (Mk i) lens and my Sigma 50mm F1.4 lens, with everything shot at F2.8. I only checked centre sharpness in this test, but having used it to shoot a wedding yesterday I am mighty impressed.

Comparison images are on my blog and there is no question the 24-70mm Mk ii wins hands down! Now to find a means to purchase a copy of this lens... although I would happily do with the 135mm F2 first I think!

Link to write-up and comparison pictures:

http://www.bellissimaphoto.co.uk/photographers/canon-24-70mm-f2-8-l-mk-ii-review.html

Canon EF 35 f/2 IS Resolution Test

roadrunner said:
Dylan777 said:
I like lensrental reviews. It's easy to understand for an ave Joe like me.

I can't believe I'm saying this... the new Sigma looks better than the Canon and now test shows is out perform the big boy....WOW. Where is 50mm f.1ish Sigma?

As for the Sigma 50 1.ish, have you checked out the Sigma 50mm 1.4 EX? Great performing lens at a great price. Used to have major focus issues (Never experienced it myself, but I've only borrowed the lens a handful of times) but apart from that, it may be what you are looking for.

Thanks for the info on the Sig.

I just picked up 50L. After a quick run through FoCal(-7 AFMA), the lens is excellent at f1.2
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panorama to blur zoo fences

robbymack said:
This is really a great idea but I gotta know how it would have been any different had you just taken a step or two backwards and accomplished this in one shot not needing all the extra work?
This technique is about blurring the foreground fence, which means getting as close as you can to it. If you back off, the fence would become more visible again. That's typically an impractical amount of work to PS out. Besides, the work required is minimal. The pano function in PSE is pretty much fire and forget. Add the files, push go and assuming the quality of the input is good enough, you're done. Just have to hope the subject doesn't move too much during the pano, and you don't move to cause the background to shift.

I have also done wildlife subject panos for a similar but different reason. Sometimes I just run out of zoom range on the 100-400L, and stepping back is not possible for many reasons, nor is 2nd camera with wide angle on it available quickly enough. My only alternative is therefore to take multiple shots in rapid succession.
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Wrong colors with my 5D MKIII?

PeterJ said:
I do quite a bit of amateur food photography and get largely the same results with auto white balance, as per other suggestions get a target of some form to white balance.

The only other thing I'd throw in there is that things are easier if you don't have mixed lighting, the shot looks like you used a flash, and I'm guessing that was the case considering ISO 640, f/2.5 and 1/250th. For food you'll probably get better results going down the path of a tripod and longer exposure times. Sometimes a single flash can give some pretty unnatural looking shadows on food even if you bounce it.

Looking at the image, I don't think a flash was used there. If you are going to use flash with food photography getting an umbrella and light stand kit for like $60 will make a world of difference. (you'll also need a cheap sync cable or radio trigger if you have more money) If you are going to shoot with a mix of flash and artificial interior light, add a colour gel to your flash and that should fix any mixed color temp issues (use a 1/2 or full CTO or CTB depending on the other light you are working with).
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Lower Antelope Canyon, Page Arizona

MrFotoFool said:
Great shot. I live in Arizona (not near Page, though) and could fairly easily drive up there on a two day trip. However, I have never been and likely never will for one reason. Everyone I know who has gone in the last decade says that it is always full of photographers with tripods no matter when you go and you have to fight for a place to get a shot. Just too popular and too small of a space.

Am I wrong about this?
I've been twice to Lower Canyon and thrice to the upper. Upper is indeed busier, especially in high season, but my most recent visits to both where Jan (2011) and Mar (2012) and you often had sections to yourself. Most people on the lower respect photographers and will happily wait the 20 secs of a long exposure! Time wise, you want the sun overhead to get best illumination to the bottom, but if you prefer more contrast then adjust accordingly.

Upper Canyon you have to do tours, Lower you can just drive up and park and do your own thing. The extended tour is certainly worth it. In March I went twice, and still never completed all of it. I also did the upper and the only down side is the guide makes the pace and suggests pictures. Lower is cheaper and although it does not have such wide openings as the lower, then does not quite have the same majesty as the upper does, but I find it more enjoyable.

Off season make sure you pack gloves etc - it really is quite cool down there, tripod of course and pack a wide angle and a mid-range zoom, spare battery...

For general info on other photographic opportunities, check out Laurent Martres Books...
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Help me choose: EF lens for 60D

The 17-55mm f2.8 IS is amazing in that way something that underwhelms you by virtue of having no weaknesses is. Resale is good, too. And it's sharp and the right set of focal lengths for portraiture and landscape (could be a little longer for portraiture, I like 85mm on crop). Some weird, gnarly CA but whatever... No distortion. Punchy, nice micro-contrast. I liked it for stills and for video. It's the lens I miss most now that I've gone to FF. Build quality was as good as my L lenses.

And to be perfectly honest, I preferred the 18-55mm kit lens to the 17-40mm L on crop. I like the 17-40mm L much more on FF, even though the corners are bad. It is a fine lens by f8 and it's contrasty, but so is most everything else.
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Crop vs FF for landscape photography

so to sum it all up, the majority of responses vote for "FF for landscape photography". You can use the APS-C sensor with a 10-22 if you'd like but it might take a little extra work in post.

I just went full frame so I'm still a noob. What I can say is that I notice qualities in my photos from the 5D mkiii that I NEVER noticed from my 60D. It was as if I could "feel" textures in the photos... and that's with the same lenses. I'm saving for a 16-35 2.8 II to complete my 2.8 zoom trinity. For now, 24mm is wide enough for some casual landscape shots. I have the 60D and 10-22mm on hand until I can sell it to put more money towards the new 16-35...or hopefully a 14-24 2.8L.

As far as opinions go, I think neuro does a great job of helping others (on CR) out with real world experience and accurate data. I've done my share of reading too much into what's written on the forums and getting offended when I didn't need to be. Let's all just enjoy the holidays and post up some great Winter Landscape pictures! I hear winter time is great for that style of photography =)
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Canon EOS 6D Rating by DXOMark

neuroanatomist said:
Not all Canon users. But again, while their Measurements are useful, their Scores are not, because they are biased (only considering base ISO for some parameters) and not fully disclosed (weighted formulae but what weightings?).

Bill Claff's data are also quite good (and mirror DxO in many regards, but give some additional insights - worth a look if you haven't seen them.

I agree that DXOmark overall score does not tell the whole truth. In fact, no single number can do that, because no matter what formula / weights are choosen, somebody's priorities are going to be different.

However, the individual Measurements also show that for the most part (high iso being the exception), Nikon's sensor is superior. Considering that D700 outperforms 6D on almost every spec besides the sensor - autofocus, fps, viewfinder coverage, dual card slots - it's clear which one is the better camera.
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Book/Reference guide for 5D mark III

@ paolo80 and distant.star - Thanks for the recommendation. That seems to be the main book that I keep stumbling upon when I have been looking. I will be buying it and giving it a read.

Kernuak said:
Thanks again Kurnuak I had a quick skim of the pdf link and it seems to be a lot more in depth then the manual. Exactly what I was looking for. I will have to give it a good read later today.
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Vignetting on 24-70 F/2.8L II USM

RLPhoto said:
tron said:
RLPhoto said:
PackLight said:
RLPhoto said:
PackLight said:
RLPhoto said:
neuroanatomist said:
PackLight said:
Wide open, f/2.8 at 24mm I expect a lens this expensive to have abolutly no vignetting.

The 600mm f/4L IS II costs $13,000 and has about 1.5 stops of vignetting wide open. ::)

The 24L II is $1500 and it has 3 stops of vignette. O_o

This is typical of a board with "Rumors" in its name.
We start by talking about the 24-70mm f/2.8 L II shot at 24mm, jump to the 600mm II and then it somehow turns in to the 24mm f/1.4L II ???

The New Rumored 24-70 2.8L III will have Zero vignette at all focal lengths and perfect IQ. It will weight in at a reasonable 500 Grams and a MSRP of 1299$ including canons all new 7th generation Image Stablizer providing 8-stops of compensation.

This could be a "rumor" right?

Might be
Can I pre-order now?

Sure, If you've got a spare billion dollars for the R&D. ;D
No, no, no, NOOOO this will be 24-70 2.8L IV not III. You are too optimistic ;D ;D ;D

And we will still complain that the nikon 24-85 F/2.8 IS has more reach and we should jump system. ::)

Is the 24-70 2.8L IV still EOS mount or the newly rumoured EOS II which converges EF, EF-S and EF-M to a single standard mount?

Work finished for the year, so off to do some testing!
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