Microsoft Surface Dial

Released November 2016 in conjunction with the Surface Studio, the Dial is Microsoft's puck-sized input device. Also compatible with select other touchscreen devices, such as the Surface Book and Surface Pro 4.

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crwdns2931729:0crwdne2931729:0: Mha 4, 2022

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which optical sensor does it use?

Microsoft Surface Dial mounts an optical sensor for reading the rotation angle.
Which optical sensor does it use? there is no reference in the teardown guide.

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Microsoft Surface Dial

which optical sensor does it use?

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