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Everything posted by Marcio Kabke Pinheiro
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Correction: looking the official product page (http://www.sony.com/electronics/interchangeable-lens-cameras/ilce-6300-body-kit), looks like that the sensor is not BSI, but a "normal" sensor with copper wiring. The wiring is on top, not on the back, like in the A7RII sensor:
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Don't expect a S35 or exotic sensors in the GH5 - probably will be the 20mp sensor from the GX8 and Olympus Pen F. They are with the hands tied by Sony - Panasonic was not developing sensors from a long time, just recently they started again (read it somewhere). The organic sensors are still in the future too, I guess. PDAF is probably out, too - looks like that Panasonic bets all in the DFD technology. The only way to improve the low light perfomance with the current tech is to go the BSI way; but Sony is holding the technology for their cameras - their clients are not receiving BSI sensors, only the Sony cameras. Samsung is the only other sensor manufacturer that makes a large BSI sensor (in the NX1), but looks like that they are out of the game (a GH5 with a Samsung BSI sensor would be great). The A6300 might be a low light monster - if the BSI tech in its sensor is the same from the A7RII, the pixel pitch of the sensor will be even greater than the A7RII.
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Since it has no IBIS, if you need stabilization, you have to include the cost of a gimbal or the cost of the OSS Sony lenses in the final cost.
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The firmware release notes mentioned a Noise Filter setting for the E-M5 II movie mode, anyone tried it? I saw somewhere two frame grabs saying that was a testing for this mode and the resolution was somewhat better with the Noise Filter disabled. (cannot test, my E-M5 II is on repairs, sensor burnt with lasers on a concert)
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Chipsets tech too - almost as important as the Samsung's sensor tech. Remember, the NX1 samples a 28mp sensor, full readout, at 120fps, and encodes it in H.265 (that needs much more processing power than H.264) without transforming the camera in a ambient heater. And the use of Tizen as the camera's operating system. I think that Samsung's tech in the processing pipeline (sensor + chipset) is leaps ahead of everyone else, including Sony.
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But Olympus must break on of their "barriers": supply good video. They had the time to do it with the E-M5 II and failed VERY badly. And since both Oly (cumbersome menus, subpar video, same idiossincrasies generation after generation - like underexpose in TTL flash) and Panasonic looks like have some points that they never address, I'm not much positive about a future IBIS in GH5. Two years after the GX7, and they can't produce a working IBIS for video. More worried about the new sensor - Sony could be taken both Pany and Oly hostages by sensors. This unit is not BSI, no improvements in high ISO (same perfeormance as the 16mp sensor, which is a relative gain, but relative to the resolution, not in the final image), and no fast readout enough to eliminate crops in 4k; if this will be the base sensor for the GH5 and E-M1 mkII, then Sony left both almost one and a half generation behind. The incredible 1" sensors from the RX100 IV and the RX10 II have a 6 month exclusivity clause for Sony - they probably will sell them in boatloads in this period. For bigger sensors, could be even worse - BSI could remain an exclusivity to Sony, if the GX8 sensor is an example. And Sony will have a generation gap to control. My suggestion: Olympus, Panasonic and probably Fuji (and maybe even Nikon and Canon) must have urgent talks with Samsung about sensor supplying. The NX1 sensor is BSI and very good as we know; a Samsung m4/3 BSI sensor, with higher sensitivity and very fast readout (remember: the NX1 have an APS-C 28mp sensor in full readout at 240fps) would be killer, and stops the hold that Sony could put on the sensor market.
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There is no focus peaking during filming with manual lenses with the NX500, is it right?
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Sony has gone internal-4K crazy: A7RII, RX1004, RX10II
Marcio Kabke Pinheiro replied to utsira's topic in Cameras
About the high framerates of the smaller cameras: yeah, it is upscaled. Full specs of the 3 cameras are already up in Sony's website. From the RX10 II page, in the HFR section: http://www.sony.net/Products/di/en-us/products/ht7k/specifications.html?contentsTop=1 "<Sensor Readout Number of effective pixels>Quality Priority:240fps/250fps (1,824x1,026), 480fps/500fps (1,676x566), 960fps/1000fps (1,136x384)/Shoot Time Priority: 240fps/250fps (1,676x566), 480fps/500fps (1,136x384), 960fps/1000fps (800x270)" -
I've used legacy lenses with my GH2 (and with a Olympus E-P1 in the past for stills) without peaking, with very good results. But a shoot a lot in live concerts, with poor lightning, and in this conditions peaking helps a lot compared to using a loupe in the LCD (I have one too).
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Olympus E-M5 Mark II - love and hate at first sight
Marcio Kabke Pinheiro replied to Andrew - EOSHD's topic in Cameras
I've done it once with my 45-175mm and my E-M10 (just 3 axis IBIS). At least for still, looking in the EVF while framing, the IBIS in the E-M10 looked a little bit more stable compared when I turn off the IBIS and use the lens OIS. -
Never used the NX1, but I use peaking in my Panasonics. For fixed shots (where I don't change de focal distance I think that the enlarged view is ok - even preferred), but when I have to change focus while filming, pressing a button to bring the enlarged view (if you are working with non-native lenses) could introduce some shaking in the camera; I got better results with peaking.
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A lot of cheaper cameras have focus peaking. The 4k crop could be understandable because of processing / heat issues / market segmentation, but no peaking in 4k s a very BIG flaw.
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Well, no focus peaking in 4k was the final deal breaker for me - more than the crop factor. A shame, since the first samples that people are putting in youtube have very good resolution.
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If the 4k image is generated from a 1:1 3840 (or 4096) x2160 pixels crop from the center of the sensor, and the pixel size from the NX500 is a little bit smaller than GH4's, I guess that the crop is a little bit higher than the GH4's - then the 2,58x crop looks correct.
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In other forums people noticed that the Samsung now says that the NX500 have a "DRIM Vs" chipset (the NX1 have a DRIM V). Probably a underclocked version.
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At least the 4k crop mode was confirmed in the Korean NX500 site: http://www.samsung.com/sec/consumer/store-only/store-camera/product/EV-NX500ZAMIKR (you can use Google Translate to help) The same site have a formware for download, version 1.0 - that means a defintive first production firmware.
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Olympus E-M5 Mark II - love and hate at first sight
Marcio Kabke Pinheiro replied to Andrew - EOSHD's topic in Cameras
The low light performance was better than I expected. The softness is present, but worked well with the video. Only the aliasing was perturbuing, when filming the car lights. -
Kind a bummer for me too, because I want to buy the NX500 for concert handheld recording - which means that I need OIS. With my GX7 I use the 20mm f/1.7 a lot (with the 2x crop factor it is 40mm in FF), then the 38,5mm with a 16mm (widest OIS lens in Samsung lineup) is similar. But I was wishing the 24mm field of view. But a 1:1 sensor crop probably will eliminate moire, or I'm wrong?
