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Archive 2012 · 800D crops better than Canon with supetele?

  
 
thedutt
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p.2 #1 · 800D crops better than Canon with supetele?


Wouldnt the pixel density of 7D yield a 46MP FF Camera? (18*1.6^2). If so, the technology has been with canon for some time.

Personally, I would be happy to sell my 5D II for a 18 MP 5Dx with better AF (specially video) & build quality. 4FPS is also more than plenty, but gimme some better technology on the camera (GPS, remote triggers, wifi connectivity, all things that my tiny little phone has had for a few years now).



Feb 14, 2012 at 04:17 PM
skibum5
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p.2 #2 · 800D crops better than Canon with supetele?


PhilDWedding wrote:
There's three things to take into account:
* Number of pixels
* Quality of pixels
* Technology improvements

In theory, you could make a 200MP image out of a small sensor but the quality of those pixels would be pretty poor using the current sensor technology so you probably wouldn't want to.

Most people agree there is something of a sweet spot for current sensor technology, where the pixels that are recorded are still high quality. This does depend on what ISO you need. So, a 12MP camera will *generally* do better than a 21MP camera for high ISO photography, but the difference can be
...Show more


It's not so much the pros are worried about poor quality from more MP as they just don't need it for newsprint and don't want to deal with giant files that are slow to transfer and clog up newspaper storage, etc. from what I hear.

Even a crummy lens delivers more total detail with 36MP than with 12MP (so long as ISO is not really high and noise obliterates detail and the shutter is high enough and the focus spot on enough). And a 300 2.8 IS + 2x TC still delivers more total detail than a bare 300 2.8 IS 7D which is 48MP FF equivalent density.

Look at ISO 100 DR data and it doesn't relate well to the MP count at all. There are low MP cams with poor ISO 100 DR and ones with very high photosite desnity and very high ISO100 DR and vice-versa.



Feb 14, 2012 at 04:32 PM
Imagemaster
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p.2 #3 · 800D crops better than Canon with supetele?


All megapixls are NOT created equal.

http://www.luminous-landscape.com/essays/counting1.shtml



Feb 14, 2012 at 04:34 PM
eosfun
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p.2 #4 · 800D crops better than Canon with supetele?


"There is no substitute for megapixels". Canon forgot this in it's quest for better megapixels when lots of photographers started to complain that they wanted better megapixels rather than more megapixels. In the G-series this led Canon to bring an unprecedented introduction of lower resolution models as successor of it's predecessor. Canon officially stated they want to go that route for the 1D series as well. This is the opportunity for Nikon and Sony to surpass Canon with high res multi megapixel models. I am sure history will prove this was Canon's mistake. As good as new best quality megapixels around 18mp will be, there is a lot in more megapixel sensors that is very attractive when combined with great lenses. Like the original poster states, cropping partly compensates for focal length. Bird photographers know that already. Sportsjournalists as well. Casual photographers and enthusiast know. And quality purists may find that there is no substitute for focal length (and they are right) but in reality cropping is an option for many photographers. As long as "digital zooming" is done within the margins of quality standards high megapixel models have their attraction. I have predicted the 100megapixel camera to come this decade. It is gonna happen and it's only two model generations away. I expected Canon to keep it's leadership position in the high resolution 35mm body style camera class because Canon in fact invented this class and killed the Hasselblad like MF film segment. But Canon, convinced by it's leadership and marketing power, made the mistake that they forgot the law that there is no substitute for megapixels. That is no EOSfun for us Canon photographers for a while. I am sure there are more photographers, with less loyalty or less investment in the Canon system, that will think like the OP of this thread. Let's face it, it is a logical way of thinking. There is more photofun than just EOSfun. If a Nikon system based on a set of lenses around a 36mp sensor can stop at 300mm to get the shots that someone needs, it will probably be a better solution than a Canon system build around a camera with a 16.7 mp sensor that needs a 400mm to get the same shot. It's a matter of costeffectiveness and size, and maybe even a few other factors that count. I think the D800 has more than enough crop headroom to satisfy the need of many enthusiasts to whom a 10K 400L IS mk II is just too much, while a 300/2.8 is within reach as their ultimate dreamlens.


Feb 14, 2012 at 05:09 PM
Pixel Perfect
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p.2 #5 · 800D crops better than Canon with supetele?


eosfun wrote:
There is more photofun than just EOSfun. If a Nikon system based on a set of lenses around a 36mp sensor can stop at 300mm to get the shots that someone needs, it will probably be a better solution than a Canon system build around a camera with a 16.7 mp sensor that needs a 400mm to get the same shot. It's a matter of costeffectiveness and size, and maybe even a few other factors that count. I think the D800 has more than enough crop headroom to satisfy the need of many enthusiasts to whom a 10K 400L IS
...Show more

And yet when the 1D IV was introduced Canon themselves used this argument to help sell the extra pixel density of the camera and say you can use a 1D IV + 300 rather than a 1D III + 400. 1D X response shows Canon were humiliated by D3s and now want to be best in class for low noise at any cost, which alas means low pixel density. Now of course Nikon are worse with only 16MP, but at least have the D800 now if you want the MP. I think it would be crazy for Canon to make a 5D III that was less than 21MP, but whether they need to go to 36MP or so, time will tell.



Feb 14, 2012 at 05:22 PM
ragebot
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p.2 #6 · 800D crops better than Canon with supetele?


I always thought one advantage of something like a 1.3 crop over FF for stuff like BIF was that the subject was bigger in the FOV with a crop body making it easier for the AF to work on a bigger subject.


Feb 15, 2012 at 12:36 AM
EB-1
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p.2 #7 · 800D crops better than Canon with supetele?


Yes it is. The APS-C or APS-H mode of an FF camera is nice in that AF covers almost the entire captured area, but you have a much smaller capture area in the viewfinder than with a natively cropped body. Of course you can see outside the image capture area, which some people like for action. I suppose with the future being EVF, that type of VF could display the zoomed in image area. Who knows when or if Canon will do that.

EBH



Feb 15, 2012 at 02:11 AM
Breitling65
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p.2 #8 · 800D crops better than Canon with supetele?


NikkorAIS wrote:
just as looking a tree through a smaller window dosnt make a tree closer than looking at the same tree through a bigger window. The tree dosnt get closer. With a cropped sensor your just cropping.

Gregory




I would say it is partially true, however you are stretching picture you see in smaller window to the larger size. That is where magnification starts working. In this case pixels are important.



Feb 15, 2012 at 07:41 AM
Cliff L.
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p.2 #9 · 800D crops better than Canon with supetele?


fotofraag wrote:
But is it to be expected that Nikon 800D with a good affordable long telelens like the 200VR e.g. as good as or maybe even better than a Canon 1Dx or 5DmkII with a 400/2.8LIS?


Yes, just like the 5D Mark II with a 200 f2L IS was so much better than the Nikon D3s with a 400 f2.8 VR attached...



Feb 15, 2012 at 10:41 AM
skibum5
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p.2 #10 · 800D crops better than Canon with supetele?


ragebot wrote:
I always thought one advantage of something like a 1.3 crop over FF for stuff like BIF was that the subject was bigger in the FOV with a crop body making it easier for the AF to work on a bigger subject.


The AF sensors are all more or less the same size, AFAIK, and the lens always projects the exact same sized image no matter what is behind it, so I don't think that is the case.



Feb 15, 2012 at 01:15 PM
daskibum
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p.2 #11 · 800D crops better than Canon with supetele?


fotofraag wrote:
So you guys mean 36mp is not that big difference with Canon 21mp? It is only about the difference of a converter of 1.4x? That is amazing to me.


To actually double the resolution one needs to multiply the current number by 4. In other words to double the resolution of a 12MP camera one would need a 48 MP camera. Every MP jump has been pretty small really.

fotofraag wrote:
Robert, so she has also big megapixels? So Canon has big pixels and big lenses and Nikon has them smaller? When I had to decide between Nikon D700 or Canon system most people said to me to choose 5DmkII or 1DsmkII or mkIII because more pixels is better.


What you hear is mainly fanboy justification for why their brand is superior. When Nikon was running 12MP the Nikon folk were saying "its not the quantity, its the quality" and the Canonites were saying "No, you NEED more megapixels for the best IQ. You only say quality because you don't have enough" When canon's new cams came out with less than expected MP suddenly the Canonites were saying "I will take quality over quantity." Now Nikon released a 36MP so the Canonites are saying "no, its the quality, not the quantity."

PhilDWedding wrote:
This is correct. The other element to take into account is lens quality - which lenses can resolve enough detail at 36mp.


Most crappy quality lenses will resolve 36MP when stopped down over the center of the frame. A decent quality lens will resolve it wide open over most or all of the frame. High end lenses will have no issue. Of course if you listen to certain system fanboys the Nikon lenses apparently can't and they can "see it in the sample photos", but Canon lenses somehow can. lol



The lesson in all this... research yourself because if you just take the words from one source or fans of one system you will get wrong info.



Feb 15, 2012 at 08:39 PM
Photon
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p.2 #12 · 800D crops better than Canon with supetele?


skibum5 wrote:
The AF sensors are all more or less the same size, AFAIK, and the lens always projects the exact same sized image no matter what is behind it, so I don't think that is the case.

That's right. I think what people are getting at when they say the 1D series AF layout has an advantage over the 1Ds AF is this: if you are not focal length limited (maybe using a zoom and able to frame a BIF as a reasonable linear portion of the view), then the AF sensors in the 1D cover a larger proportion of the image and are more likely to be useful for an off-center subject. I find this makes a difference in shooting sports (and for that matter, candids of people), and can only guess that experienced BIF shooters might have a similar feeling. If you're using your longest tele prime for BIF, what skibum5 says is exactly right, so it would come down to an advantage of pixel density, fps, and so forth, not 1D vs 1Ds AF sensor arrangement.



Feb 15, 2012 at 09:00 PM
skibum5
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p.2 #13 · 800D crops better than Canon with supetele?


Photon wrote:
That's right. I think what people are getting at when they say the 1D series AF layout has an advantage over the 1Ds AF is this: if you are not focal length limited (maybe using a zoom and able to frame a BIF as a reasonable linear portion of the view), then the AF sensors in the 1D cover a larger proportion of the image and are more likely to be useful for an off-center subject. I find this makes a difference in shooting sports (and for that matter, candids of people), and can only guess that experienced BIF shooters
...Show more

Yeah what I'm saying is that, for the AF system it doesn't matter either which way since it sees the same thing whether you are shooting APS-C, APS_H or FF.

But then yeah, a different point, for the user, you have more framing freedom with APS-C than APS-H than FF since where the points align to the image captured becomes less and less close to the edge.



Feb 15, 2012 at 09:50 PM
veroman
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p.2 #14 · 800D crops better than Canon with supetele?


I've read this thread with great interest. But I'm getting the impression from most of the posts here that the lessons of the past are being forgotten or are being conveniently side-stepped.

The announcement of the D800/D800E has generated exactly the level of excitement and interest that Nikon had expected it to generate. The D800/D800E, a throwback to the megapixel race, is as much a tool for Nikon marketing as it is for taking photographs, transparently so. I can't recall a single Nikon product intro that was so obviously a marketing ploy as opposed to a real advance in digital photography. I mean, not even the D700 attempted to trump the competition as much as the D800 tries to. The D2x, then the D3 series, all seemed to have that aura of "great photography tools" about them. The D800 seems more commercial to me than anything else.

As far as I'm concerned, the D800 is overkill. It is SUBSTANTIAL overkill, regardless of the type of photography you do or how many "pixels per duck" you care to capture. It's been shown time and time again that pixel quantity and pixel size must go hand in hand if best results are to be obtained and PARTICULARLY if cropping room is needed due to FL limitations or other reasons. We saw this in the original 1D and 10D ... great sensors; large pixels, super sharp images; nearly zero cropping room. With the introduction of the 50D, we saw amazing detail; great color; lots of cropping room; rather lousy, manipulated RAW images that showed noise as early as ISO 200.

At least one poster here has stated that cropped results from the 5D Mark II are quite a bit better than native results from the 7D, all other things being equal; 5D II files are more "pliable," as we're so fond of saying.

So do we really need to wait for the testing and the reviews to know that the D800, due to its very small pixel size, is going to show less processing headroom and wiggle room than, say, a 21MP full frame? Do we really have to wait to see that its files are going to show levels of shadow noise at lower ISOs that many will find objectionable ... just as many did with the 7D, the 60D and the 5D II? Do we think Nikon has re-invented the wheel?

The tradeoffs encountered when increasing resolution and decreasing pixel size are, and always have been, the same and will always be the same. I don't need to read a single review to know that somewhere within the D800's internal imaging pipeline is some sort of file manipulation (RAW) that will alter the original in order to reduce or eliminate odd image characteristics but that will introduce an oddness of their own ... just as what happened with the 5D II. (But, please, let's not get into that discussion). My t3i, a great, great little camera, is no match for my ancient 5D at ISO 1600 (and up) and shows a slight amount of shadow noise at ISO 400, whereas my 5D at ISO 400 is super, super clean.

The real "issue" with the D800 (if one wants to call it an issue) is its resolution: 36MP is unnecessary and is not a valid response to the casual or pro photographer's real needs. Those 36MP will not show an advantage in IQ for any image printed smaller than 16" X 20" and will only BEGIN to show a detail advantage in prints 20" X 30". If you print to 8" X 10" or 11" X 14", the fine details that those extra pixels can capture will be lost at the point of printing. It's quite the same thing with a shot from a Canon G7 printed at 8" X 12." It's nearly indistinguishable from the same shot captured with a 1Ds II printed to the same size.

Of course, if you love to pixel peep, zooming in on 36MP should be quite a treat. You could spend all day scrolling back and forth on a landscape or duck shot and be amazed (hypnotized is more like it). Yes, there are cropping advantages, no doubt of that. I agree with one poster who suggests that a cropped image from a 300mm lens tacked onto the D800 is probably a more cost-effective solution than a 400mm on a 5D II. But does it take 36MP to deliver that advantage? Besides, as one who makes every effort to compose in-camera and who generally does little-to-no cropping, cropping room doesn't mean much to me.

If there's one truly positive, significant aspect of the D800 that I can appreciate, it's the price point. That's a lot of camera for $3k (or $3,300 if you opt for the D800E), and it's sure to make a lot of photographers happy ... in the beginning anyway. I still remember how thrilled I was to scroll my 13.9MP Kodak SLR/c images. But the honeymoon was over when the two of us reached ISO 400 .....

- Steve



Feb 15, 2012 at 09:53 PM
Schlotkins
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p.2 #15 · 800D crops better than Canon with supetele?


For what it's worth,this was a post I made comparing essentially 8 mpx of a 1Ds MKIII against 18mpx of a 7D. (i.e. I took the same shot with a 1Ds MKIII and a 7D with my 500 f4).

https://www.fredmiranda.com/forum/topic/1078473/4#10284239

I'm going to guess that a 1D MKIV crop uprezzed to the 7D resolution would look almost the same as the 7D shot since both have gapless sensors. Also note this was optimal conditions for the 7D.

Chris



Feb 15, 2012 at 10:45 PM
skibum5
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p.2 #16 · 800D crops better than Canon with supetele?


veroman wrote:
I've read this thread with great interest. But I'm getting the impression from most of the posts here that the lessons of the past are being forgotten or are being conveniently side-stepped.

The announcement of the D800/D800E has generated exactly the level of excitement and interest that Nikon had expected it to generate. The D800/D800E, a throwback to the megapixel race, is as much a tool for Nikon marketing as it is for taking photographs, transparently so. I can't recall a single Nikon product intro that was so obviously a marketing ploy as opposed to a real advance in digital photography.
...Show more

Not fair to say substantial overkill regardless of what you do. Come one. That's absurd. Is it overkill for some? Absolutely? For many? perhaps. For by far most? most probably not, although it is possible. For nearly all to all? absolutely for sure not.


At least one poster here has stated that cropped results from the 5D Mark II are quite a bit better than native results from the 7D, all other things being equal; 5D II files are more "pliable," as we're so fond of saying.


Yeah..... And 100 others have posted that cropped results from 5D2 are worse than from 7D when distance limited.


So do we really need to wait for the testing and the reviews to know that the D800, due to its very small pixel size, is going to show less processing headroom and wiggle room than, say, a 21MP full frame?


You do realize that the 24MP d3x has MORE wiggle room for processing ISO 100 shots than the fabled low MP D3s right? Because it's really much more about the ADC/readout tech used than the MP count when it comes to lower ISO DR, right?

And that the D7000 with tiny little photosites has much more DR and processing wiggle room at the lowest few ISOs than the 5D2?

You do also realize that you can run advanced NR software on a high MP image and reduce it low MP detail with BETTER SNR characteristics than by pure box scaling high MP vs low MP and that is often MORE than makes up for any relative loss in SNR per sensor area?

And that the 7D with crazy high photosite density actually appears to have a trace better SNR per area than the 5D2 does?





The real "issue" with the D800 (if one wants to call it an issue) is its resolution: 36MP is unnecessary and is not a valid response to the casual or pro photographer's real needs. Those 36MP will not show an advantage in IQ for any image printed smaller than 16" X 20" and will only BEGIN to show a detail advantage in prints 20" X 30".


It's not really required for say 13x19" by any means, but even there yes you could notice a detail difference, you don't need 20x30" for it to start.


Of course, if you love to pixel peep, zooming in on 36MP should be quite a treat. You could spend all day scrolling back and forth on a landscape or duck shot and be amazed (hypnotized is more like it).


yes and it can be fun to pan around a photo and make out sorts of neat little things, maybe even see things you missed when you were there, etc.


Yes, there are cropping advantages, no doubt of that. I agree with one poster who suggests that a cropped image from a 300mm lens tacked onto the D800 is probably a more cost-effective solution than a 400mm on a 5D II. But does it take 36MP to deliver that advantage? Besides, as one who makes every effort to compose in-camera and who generally does little-to-no cropping, cropping room doesn't mean much to me.


Actually it does take 36MP to deliver that, even with 36MP you are just only to the 1.3x TC point, not even a full 1.4x TC




Feb 15, 2012 at 11:00 PM
mttran
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p.2 #17 · 800D crops better than Canon with supetele?


Must be camera of the year. it does pack with mega mega pixels, wide DR, awesome AF, great tonality ~MF IQ and excellent 1080p video for $2999. Hopefully Canon currently works around these dollars and performance constraints to bring us a better deal way to go Nikon


Feb 15, 2012 at 11:37 PM
Peter Le
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p.2 #18 · 800D crops better than Canon with supetele?


veroman wrote:
I've read this thread with great interest. But I'm getting the impression from most of the posts here that the lessons of the past are being forgotten or are being conveniently side-stepped.

The announcement of the D800/D800E has generated exactly the level of excitement and interest that Nikon had expected it to generate. The D800/D800E, a throwback to the megapixel race, is as much a tool for Nikon marketing as it is for taking photographs, transparently so. I can't recall a single Nikon product intro that was so obviously a marketing ploy as opposed to a real advance in digital photography.
...Show more

I uaually agree with you vero.......but you are way off base this time....maybe even very self centered. Maybe you don`t need more MP for your photography...but you are not everyone. You are actually only you.....and you can really only speak for you......not me. You also
obviously don`t shoot landscape. I have been saving for Medium format and am a long way off.....and don`t relish caring that large of a kit. 36 MP in a small body could be more then a dream to me. Landscapers have been forgotten by Canon and Nikon for a long time while they chased the high ISO craze......does nothing for me. With Canons crap ISO 100 and apparently low MP`s.......It seems to be Nikon that is thinking of us landscapers. It is just a tool so I will go with what is best for me....and I.... not you vero know what is best for me....... Peter



Feb 15, 2012 at 11:53 PM
mttran
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p.2 #19 · 800D crops better than Canon with supetele?


Why not try to crop these: almost a football field long under an uneven light sources

"http://chsvimg.nikon.com/lineup/dslr/d800/img/sample01/img_01_l.jpg"
"http://chsvimg.nikon.com/lineup/dslr/d800/img/sample01/img_07_l.jpg"



Feb 16, 2012 at 12:26 AM
skibum5
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p.2 #20 · 800D crops better than Canon with supetele?


mttran wrote:
Must be camera of the year. it does pack with mega mega pixels, wide DR, awesome AF, great tonality ~MF IQ and excellent 1080p video for $2999. Hopefully Canon currently works around these dollars and performance constraints to bring us a better deal way to go Nikon


possibly, to be fair, some of that has not been verified yet



Feb 16, 2012 at 12:49 AM
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