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Sony A1 Lab Test – Rolling Shutter, Dynamic Range and Latitude

We recently put Sony’s new flagship of the Alpha series, the A1 through our lab test procedures – curious to hear how good it really is? Then read on … After testing the Sony a7S III some time ago, it was nice to hold a Sony Alpha camera in my hands again. I really do like the rather small physical size and weight in comparison to other full-frame cameras like the Panasonic S1 or S1H for example. Under the hood, the Sony A1 offers spectacular features (read more about those here), like internally recorded full-frame 8K up to 30 fps or 4K 120fps, all in 10bit with proper LOG encoding in S-Log2 and S-Log3, and an additional ProRes RAW recording possibility with the external ATOMOS NINJA 5 recorder (see our article here). Also, my dear friend and colleague Johnnie made a review of the camera including one of his special “Johnnie signature” mini-documentaries here. Using the NVIDIA GeForce RTX3090 card with the Sony 8K H265 files Thanks to NVIDIA we have a loaner RTX3090 card at our office, and believe it or not, using the 8K H265 files on an 8K (7680×4320) DaVinci Resolve (17.2) timeline was effortless and rather fluid. GPU memory usage was around 10GB, with the GPU running at around 30% load. Adding noise reduction (3 frames temporal and spatial) of course causes a massive drop of playback, but you still get about 8 fps with the settings depicted further down in this article (5 stops under...

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Published By: CineD - Friday, 2 July, 2021

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