Imaging recource: Sony patent shows off 3-layer sensor with shifting micro lenses

  An illustration of Sigma's three-layer Foveon X3 sensor A new patent from Sony shows off the underlying framework for a multi-layer sensor, similar to Sigma’s Foveon sensor. The patent, originally filed back in December of 2011, explains the basic premise behind a three-layer sensor, which uses individual layers to capture red, green, and blue light separately. By using this stacked sensor technology, Sony, like Sigma, can improve image quality due to the fact multi-layer sensors capture full color information on every pixel. The...
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