ND64
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Everything posted by ND64
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I don't think its happening in video mode. The LED issue is related to the way Nikon and Sony readout the sensor: 12 rows a time. If it was line by line, the banding would be single pixel thin, and therefore unnoticeable. However its only an issue with LED signage and wall displays, not LED lights.
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I understand the confidence RED camera makes for both its owner and the clients. Its like wedding photography that people think big DSLR like 1DX makes their once-in-lifetime photos look magazine-level professional! So even when the photographer knows a prosumer small camera is perfectly fine for the job, he or she invests in the most expensive body, to tell everyone in the party: "Don't worry, I know what I'm doing".
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It needs fan and power bank to do what Z9 will do next month with just a firmware update! But Canon never need state of the art sensors and processors. The badge is enough.
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Do we know how they operate their business? You cant rent brand X if they don't have enough units of brand X, on purpose!
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EF domination makes more money for Lensrentals. Its cheaper to concentrate their service to the most adaptable mount.
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Sony cancel production of A7C, A6600 and a professional camcorder
ND64 replied to Andrew Reid's topic in Cameras
Nothing about this chip shortage makes sense to me. They act like world population has doubled overnight! -
I want Z9 technology in Z6 mark 3 and DPR forum traffic in EOSHD 2022 😉 Happy Christmas.
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They claim this increase in area gives them one full stop extra DR, but its just a claim. However, even if remains true in production, they will use this advantage to make even smaller pixel and keep the same DR as current sensors. They're working on pixels smaller than the wavelength they're supposed to absorb!
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Sorry thats not how it works. All these developments are about increasing the full well capacity, which is very low in small sensors, and decrease noise, which is relatively high in small sensors, to extend the DR, maybe 1/3 of a stop. Here is the formula: 20*log(full well capacity÷noise). You can play with this to estimate how much room to improve is still there. Capacity is already capped at 3500 electron per one um². And noise is already very low. A1 is at 1.8e now. The only way to extend DR by several stops in conventional CMOS sensor is multi exposure solutions. Nikon is playing with a dual layer idea, but its on photo diode section, not electronics. They want to place a CMY layer on top of RGB layer, then set the upper layer exposure differently from the lower layer exposure.
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These rumors have no reliable source, but.. Sony A1 also uses sigma delta ADC and consumes almost 2.8W at 44fps, 14bit.
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It benefits mostly smartphone sensors, with increasing the photo diode area. This area is already large in big sensors, even 60mp big sensors.
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And you have no source for that.
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Its bitrates at 12:1 is ideal for me, but does RED let them use it? I mean if they let Nikon do it, everybody else is going to ask their green light. If this raw is edit-friendly as intoPIX claims, RED would feel threatened. We think a giant like RED shouldn't be worried about hybrid camera market, but they don't think like us.
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They have licensed the raw technology from a company called intoPIX. Its kinda a surprise, because their new raw technology announced just one month ago! Here is what they call TICO-RAW: https://www.intopix.com/tico-raw
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who would have thought the first still camera maker that introduce internal Prores HQ and Prores RAW will be the same company everybody were saying "not serious about video", and not those companies that have been in Cinema camera business for decades.
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Of course there is. Your camera is blind to the events happening "between the frames".
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And you only cover 3% of a second with that combination of fps and shutter speed.
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120 fps is probably a 2x2 binned raw converted to HEIF. Nikon has done that before; their binned raws in D850 were soft, had some artifacts (only visible when zoomed in), but were clean in high ISO. Enough quality for social media. What most people forget about capturing the right moment with speay and pray is the shutter speed. If you need 1/1000s to freeze a moving subject, even at 120fps you only get 120s of one milliseconds. So you only cover 12% of a second!
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But you can blame Sony for this spec wars. Now everybody is trying to deliver just higher numbers.
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I doubt thats "internally".
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Read out speed is 4ms. Slightly faster than A1.
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It can't be useful for any pro project, but many pros would love to use it. At least somebody is thinking out of the box in the industry.
