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Everything posted by sanveer
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I have been wondering about this for a while. I realised, from the various publications and blog posts, that almost everyone has gotten the exact specs of the GH5s (and the GH5) Sensor Wrong. It is actually a smaller sensor to the GH5, (21.63mm vs 21.77mm diagnal, or about 0.64% smaller based on the diagonal measurements, or about 10.1% according the absolute chip sizes of both, which though could be to accommodate more functions). That's why the increase in pixel size seems, curiously. too small (4.63µm vs 3.30µm), for something with almost 1/2 the MP count (10MP vs 20MP). Also, the GH5s sensor is a lot more rectangle, as compared to the GH5 sensor, which is more square. Plus, the stated MP count on the GH5s is also incorrect on the data sheet, because it only measures them according to the various aspect ratios, and conveniently doesn't mention the absolute pixel count of the sensor, and there is greater wastage in the various aspect ratios, for maximum photo or resolution. The BMPCC4k has an effective sensor area of 18.96mm x 10mm, so it has a crop very similar to the GH5s in the DCI 4k ratio. so the low light advantage of the GH5s (and the PC4k) seems mostly to do with the fabrication, quad pixel(?), and newer sensor technology. Otherwise if the sensor was the same size or larger, the pixels would have been larger than the 40% increased from the GH5. I am also curious to know what the maximum width of the M43 mount sensor can be, before the corners start getting unacceptably soft. Basically, what all this means, in layman's language, is that based solely on the sensor technology available right now, there is still a lot of juice left in M43.
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Absolutely. And @Andrew Reid would be sharing some interesting insights with us, here, exactly a few mins after the official release. I am looking for improvements to both hardware and software, ergonomics, handling and experience.
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I doubt whether it's as unreliable, as the R5.
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More like, he has the camera on him. Has had it probably for a few weeks.
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This, the GH5 already does. So having 4k/60 makes no sense. Atleast 4k at 120fps. The A7siii already offers this. Before Panasonic nobody did 10-bit video internally, either. So Panasonic must lead the way. Like Olympus and Panasonic have led the way in Mirrorless for the last decade and everyone is catching on now (with IBIS, customs buttons and functions in menu, the missing mirror, live view, 4k and 6k, limitless recording etc). e-ND seems quite possible, especially with filters growing smaller and smaller, and the fact that the eND doesn't require multiple physical NDs and so, it can be Tiny. ISO6400 is more than usable for most situations. I agree with you on this. Also, I suspect, with the current generations of sensors, the GH6 may be ok with ISO12800 with the correct noise reduction algorithms. Maybe Panasonic offer the Yagh again, Re-Designed to be 1/3rd the size of the original, with XLR and Also a Compression System for Raw. To have multiple flavours from the HDMI RAW output, for easier management of the codec (of its RAW). The GH5 already has pretty respectable rolling shutter. The R5 and A7siii apparently have even better rolling shutter. So with rhe next generation of sensor, the GH6 could easily reduce the already great rolling shutter to even lower levels. Global shutter may not be needed. The G9 offers a Lot More in terms of hardware to the GH5 (much faster burst rates for photos, better processing, much better IBIS, HighRes mode, a top LCD etc), for $999. So the GH6 could easily use the G9 body and be priced at $1599. Agree. A ToF and Laser autofocus combo could possibly even match PDAF. Agree. But they could improve it further, especially for walking while shooting video. On the G9 level (not the GH5 level). Agree. 12-bit is easily possible. If Panasonic thinks it's too much, let users pay, like they did for VLog. Another $200-300 for the key. They also need to redesign the Yagh again, with the main purpose of ompressing RAW into various compression ratios, within the Yagh, from 1/3 all the way to 1/12. They could have 14-bit RAW to ensure the image doesn't fall apart with the compression.
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I believe that, and low resolution photos may have been one of the reasons for the rather disappointing sales of the GH5s, compared to the GH5.
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You nailed it. I see the G9 at $999 almost everywhere. In terms of hardware it is superior to the GH5, has better photo capabilities, better low light imaging, much better burst modes, HiRes Mode, much better IBIS, better design etc. After the S5 at under $2000 with free Vlog(?), Panasonic should just resume the GH lineup, with a price between the G9 and GH series, and preferably much closer to G9. Smartphone sensors are getting bigger and their zoom and low light capabilities are growing exponentially. That's the biggest competition to ILCs. And FF cameras at $2000 are the other issue. Panasonic needs to move fast. Outline the roadmap instead of sounding confused in interviews (IR interview).
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Samsung had (atleast) one paper on the organic sensor. They did test it, on paper (maybe in a few versions). I read somewhere that the Panasonic organic camera is quite power hungry, so that may be one of the reasons (among a host if other reasons), for it's slow development. I am expecting the announcement in a few weeks, and the GH6 to release by year end or very early 2021. The GH6 just needs to do 6k at 60fps. And 4k at 120fps. If the quality if the 6k of 4k is good enough, you could easily upres with great results to 8k. Maybe even good 12k. They need to work on the autofocus and the dynamic range. Everything else is pretty respectable. And I suspect rhs S5 will have mu h improved autofocus. They should just install Laser and ToF for autofocus and it will be damn close to PDAF.
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Removing internal battery resets EOS R5 overheat timer
sanveer replied to Andrew Reid's topic in Cameras
It seems curious to believe that Putin would attempt to poison so many people, recently, and he fails each time? By now the Russians would be masters of toxins. It seems unbelievable to imagine that they fail. -
@Márcio Kabke Pinheiro I agree with @Video Hummus. Panasonic has been giving slight hints here and there, about the GH6. I guess till the head of product launch or the head of Lumix doesn't say it, nobody can mention anything, officially. The S5 is also great in terms of pricing, because it means that the GH6 will have a price correction. The only question, though, would be by how much (I am guessing between $1500-1750, if it doesn't add some insane video features, or hardware feature, almost never seen before). I am guessing Panasonic may add 1080p at 240fps and 4k at 120fps. Also, finally full Vlog (and maybe 6k at 60p). I am guessing Panasonic may give us Hints about the GH6 on 2nd of September, during the S5 launch. Though without giving away features to expect. Only that they havent abandoned the M43 lineup or the GH6.
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Yes, true. I am curious what the % improvement in battery life will be.
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It probably indicated that the GH6 has not been abandoned and is on track. Also, that it's battery life will be improved, compared to the current battery, without change in size.
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"Panasonic S5 set to challenge Sony A7 IV, pencilled for September 2nd reveal" This suggests the Achilles heal, the autofocus has been Fixed. "Whatever Sony have up their sleeve, it better be good because I know what full frame camera is coming next from Panasonic and it’s mightily impressive, more than you expect." This 100% confirms that the autofocus handicap had been fixed (and that it will be the first camera with the New Autofocus Transition), and also a few kickass new features too (multiple options for focussing like a proper gaffer, on film shoots). Way better image in photos. Maybe a new (higher resolution) sensor and/or much faster photo burst modes. I also suspect an improvement to VLog and or 1-2 VLog standards.
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Do it before Panasonic, otherwise they will throw out an entire team. It will be like the Superman Scene from the Christopher Reeves superman film, where the artist destroys the Leaning Tower of Pisa after it is straightened and turned to tilt back again. Btw, congrats on this. I saw the video. Looks quite promising. Also the price and size seem great.
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I am guessing, that, per mm of real estate, ILC sensors are a lot more expensive than smartphone sensors. Especially considering, that the smaller the size of a sensor, the lesser wastage from the original wafer, from which it is cut. That is one reason why larger sensors are a lot more expensive too. Plus even by real estate, considering that most smartphones nowadays have 3 sensors or more, smartphones sensors probably sell a lot more than any other sensor category. So maybe that's why Samsung realises, that ILC sensors are probably, not that profitable. And they don't want to be in a market that is more niche. I guess you're kindda right. Wiring of the sensor would determine both bit depth, and dynamic range. So theoretically, if a smartphone sensor and a medium format sensor, both had the same pixel density, same bit depth, same average voltage (at the pixel level?), and similar processing, then the smartphone and medium format camera should both produce similar dynamic range, as well as exposure latitude. Obviously cooling, like you mentioned ensures that processing isn't hampered in any way, thereby compromising image quality. When the GH5 came out, I noticed that DXO Mark rated it at 13 stops of dynamic range, which was more than many APS-C and even a few FF sensors.
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They did reach 24% Market Share for one of the quarters this or last year. Also, Samsung has planned to reach 50% Market Share (not sure if it is 5 years or 10 years), so it has no reason not to be ambitious.
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That's a pretty interesting question. I am guessing it's perhaps a mix of both. That's why the 24MP FF sensor is shared across the board (with Panasonic not having it with PDAF), and each of the manufacturers has different dynamic range and slight tweaks here and there. Whereas the 26MP APS-C sensor is unique to Fuji, so maybe they got lucky with the sensor size and wafer pixel density. Circuitry perhaps helps determine bit depth among a few other things. It may have to do with cost cutting among other things. Am quite curious why Samsung doesn't make image sensors for ILCs (since it was already making its own ILC sensors). And it is officially the 2nd largest image sensor maker, after Sony. It could easily eat into Sony's ILC sensor market share.
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It's not there in the Sony A7siii either. It's apparently no big deal.
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I see it as a lower priced S1, with a few extras. It had Reliability as the USP, right now, along with 10-bit video. The G100 seems to have cut too many corners. They could have just put a smaller sensor with IBIS in that. Plus the added crop and other bits, and other things just made that camera seem half baked.
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EOSHD testing finds Canon EOS R5 overheating to be fake
sanveer replied to Andrew Reid's topic in Cameras
Did he also share a video. Forget I asked. I saw some guy's post mentioning that someone else tested it. And with some results.. Maybe a youtube video would be more interesting. -
It's even smaller and lighter than the GH5, and it still retains "Contrast AF system DFD technology". Which means it's a cheaper S1, with the same features and lower resolution EVF (?) , and a few corners cut. Which isn't so bad. No wonder the Panasonic guys found the overheating issue on the R5 (and R6?) difficult to digest. Hopefully Panasonic hasn't forgotten the M43 lineup.
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Thank you. There are some artefacts on 1-2 leaves. Maybe they were due to fingerprints on the lens (or perhaps flair, due to sunlight from a certain angle). The artefacts on the back maybe were due to the fact that I was very close to the flower. Are you referring to the vignetting or depth or field or something. Aaah ok. Maybe it was due to camera shake or something. Maybe you didn't hold the camera, in this shot, that steady.
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Is this from JPEG or RAW. Dynamic range is impressive but the noise reduction is quite aggressive.
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EOSHD testing finds Canon EOS R5 overheating to be fake
sanveer replied to Andrew Reid's topic in Cameras
Interesting and very shady. So, theoretically, it can be hacked to get rid of an artificially controlled/handicapped recording limit.