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Mirrorless AF Calibration – Part 3: On-Sensor Phase-Detect Issues

Two microlenses and masks and colour filter arrays

In part 2, we covered the operation of the AF sensor, so now it’s time to take a look at some potential problems that could occur at the sensor which may affect the sharpness of our final images. This post will specifically look at issues relating to the phase-detection process occurring on the image sensor, …


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