Optical Image Stabilization (OIS) is a feature that you find on the cameras of many high-end smartphones, but what exactly is it? And how does it work? Let's find out.Thinking in terms of a traditional camera, the process of taking a photo is like this: you set up your shot, you adjust the focus, aperture, and shutter speed and then you click the button to open the shutter and allow the light in so it can be captured on film or an image sensor. But here is the thing, if you move the camera, even a little, during the moment...
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