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I don't know if it is my monitor, but to me the EX1 colors look more realistic. the slide darker color of the car looks better to me.
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When I was a newbie I used to love these kinds of tests, but now that I have an EX1 and see how one can make any shot appear with all the settings, these tests are basically useless. I don't say that to be critical of the test-maker, I'm sure in 'most' cases they mean well, while in others it's biased based on settings.
An example of an absurdly biased test is the first one that Tans Mark linked to (nothing against Tans, he was just linking to it, not his tests). It showed Canon as a lovely, bright daylight image of some bushes compared to a dull, darker scene of the EX1. C'mon, one would have to have no idea whatsoever about cameras to actually be influenced by such a basic thing as shooting leaves in any easy focal range and easy lighting and having such a huge difference. I could make my kids toy camera look better than the EX1 was shown on that clip. The one showing the car and the 'less sharp' EX1 is not accurate either. I can make my EX1 razor sharp throughout the entire image at that distance, or make the background look a little muddled depending on my settings. I'm not biased either, I absolutely love Canon and am a Canon supporter and I have tens of thousands of dollars invested in Canon still photography bodies and lenses. I also have the Canon 5D Mark II, awesome camera for both stills and vids. For those who think the 1/3" vs. 1/2" chips aren't really that big of a factor, well for many of us it really is huge. I would have seriously considered this new Canon video camera if they put 1/2" sensors in it. Anything 1/3" is not on the table with me, I've been spoiled by 1/2" with my EX1 and I'm not going back, especially in that price range. I hope Canon puts the MK II sensor in a full video camera body, unencumbered, and I'm all over it (or at least will be a contender with Scarlet for me). Going from 1/3" to 1/2" is pretty huge, and going from 1/2" to 2/3" is pretty huge. And full frame is pretty huge. These things do matter to many of us and I'm a little surprised that Canon, in this price range, with their amazing chip making capabilities, with a brand spanking new camera, went with 1/3" chips when the market and all the buzz is trending otherwise. Just my thoughts... people smarter than me may feel differently. |
Buck, I agree with you.
I have been watching this camera as I like to keep up on the market and I wonder about its market position. Is Canon trying to get new camera owners or existing camera owners to switch? I would think there are a lot of people who already own a video camera in this segment (somebody who would pay $8,000 for a video camera). I am in this category and there is not not enough reason to make a switch. To be honest, if this series had two things I would consider selling everything and switching in order to have matched cameras. - 1/2" chips and a JVC style mini-shoulder mount model (fixed lens is fine). Having a larger shoulder option along with a smaller version gives options. For some reason which we can only speculate they did not or will not go there. For those who say 1/3" is fine and there is no difference, well I can only point to history and the pecking order that has always been there. There is a reason why the big money uses the bigger sensors. It is just too convenient for the manufacturers to say its all different now. I can't agree. If it looks great at 1/3", then it will look better at 1/2". Why not "go there", take over the space and remove all doubt? With the rise of the vDSLRs and 4/3s video cameras like the upcoming Panasonic model, these 1/3" chip cameras will look limited in comparison going forward, by price and performance. But I am just one situation though... Anyway, looks like a wonderful camera, just not quite enough for the price to get my interest. |
Buck and Tim, you're right on. You have summed it up perfectly.
Thanks. |
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So Sony has the advantage when it comes to sensor size. BUT the Canon has the advantage when it comes to codec. 4:2:2 with a higher data rate is significant. The only way I can explain the results of the test above (other than the EX being poorly set) is that the detail in the image overwhelmed the XDCAM-EX 35mbps codec. I'd like to see a real head-to-head between the two cameras using production models and more extensive testing. But if the comparison shown above really does show both cameras at their best (a rather big "If"), then the Canon has significantly higher resolution in real world compositions (as opposed to zone plate charts that don't stress the codec nearly as much). So it may come down to what's more important to you: higher resolution or shallower DoF? |
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I think the lack of 1/2" chips can only be down to one of two things: this is already a (surpisingly to a lot of people) expensive camera, using 1/2" chips may just have pushed the price too high for it have a market, not only would the chip and other hardware have cost more the excellent lens would have been more expensive too to cover 1/2". The second possibility is not wanting to rock the boat, as a 1/2" camera with 50 mb/s codec really have caused huge waves with Canon's semi-partners (ie they make a lot of lenses for their cameras) Sony and Panasonic.
I still don't quite see such a big issue with 1/3" vs 1/2", it is after all only 1 stop difference. So just shoot f2 instead of 2.8 or f4 instead of 5.6. At the other end you've got diffraction limits - f4 vs f5.6 theoretically, though in real world terms probably f5.6 vs f8. So the Canon will have a useable aperture range of f1.6 to f5.6, surely that's workable? As long as the sensitivity and noise are not too far off the 1/2" camera's as in this case then surely it can't be that big a problem. Having said that I don't use either of them so I admit I'm not talking from specific experience here. Steve |
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My opinion is that their decision to go with 1/3" was based on the strategy of their overall product roadmap. The XF is most likely just the handheld version of a forthcoming shoulder-mount, probably the "XL F" and in order to be called an XL and maintain compatibility with existing XL HD lenses, it must have an XL mount and therefore it must be 1/3" -- in all honesty, who couldn't see that coming? |
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A move to 2/3" may be prohibitively expensive for many, but such as the EX is actually a lot cheaper than the X305. Quote:
Tim Polster brought up the JVC styling as how a camera in this class CAN exhibit pro form factor and good handheld ergonomics. I agree with him - in this respect, it is a mile ahead of the XF305 and the three you name, I'd also add the EX3 as a half way house. |
I'm used to 2/3" cameras too, and I never seem to have this ND juggling problem. The NDs go in steps of 2 stops on Varicam and the like, so you have 2, 4 and 6 stops of ND. The 2x extender is 2 stops too, so that fits in nicely.
Say you're at f2 and the light changes a bit, stop down to f2.8, no big deal. If it changes more and you don't want to use f4 then stick 1 ND in and go back to f2. I personally find it such a non-problem, and very intuitive to work with. Steve |
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1/2" chips will only make the issue worse. 1/3" will make it worse still. Cost etc may exclude the use of a 2/3" camera, but if there's no cost advantage to a 1/3" camera over 1/2", then in this respect the 1/3" camera is at a clear disadvantage. |
All things being equal yes. But, what if you could have a 1/3" instead of a 1/2" but the lens would be much better as they can make a better performing lens to cover the smaller chip for less money than the same performance lens would cost to cover 1/2"? That seems like it may be the case with the Canon, and that the 1/2" to 1/3" difference may be smaller than the difference made by a better quality lens.
Just a thought. Steve |
It's a good thought, Steve, and the quoted figures for max aperture (if you believe them) are f1.9 for the EX, and f1.6 for the Canon. That half stop does mean that if both cameras are used wide open, the difference half negates the 1/2"-1/3" advantage in respect of both depth of field and low light performance.
But it is now becoming a camera v camera discussion. Does a good lens (and a heavier price tag) at all make up for an inherent 1/3" v 1/2" disadvantage? And it doesn't get away from the fact that if the new Canon had 1/2" chips, but still a f1.6 lens, it would be much better still. Instead of being an EX1 challenger, a definate EX1 beater. |
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Is the lens ramping not partly due to the fact that the Canon is 18x vs 14x for the Sony? When does the Canon start to ramp, maybe around 14x?
Also, at telephoto range like that the dof would be pretty small even at f2.8. At max zoom and f2.8 and the subject at 20 the depth of field would only be just over 1 foot. Steve |
Re: xf-300 vs sony EX1R sensor size?
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Go to a big observatory. Notice the HUGE telescopes. Size matters when it comes to light-gathering power. Steve |
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