The only things that actually move on a modern smartphone these days are the silencing switch, the lock button, a volume rocker, and (if you’re lucky) a dedicated button for Bixby.
So it’s natural that we’re a little curious to see how the Samsung Galaxy S9’s new dual aperture works. Lucky for us, iFixit’s requisite teardown of the phone includes a couple of close-up shots of the aperture in action.
As iFixit points out, a regular camera’s aperture is controlled by a number of aperture blades, which are designed to keep the hole which the light goes through (that’s all an aperture is) roughly circular. The S9, however, does it with just two blades — because the aperture only has two settings, f/1.5 and f/2.4; two blades was apparently…
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