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A comment on Pepper's Cone: An Inexpensive Do-It-Yourself 3D Display. Parent comment

Re:Pepper's Cone: An Inexpensive Do-It-Yourself 3D Display by colanderman on Tuesday January 02, 2018 @02:40PM (#16054808)
> Using the well understood technology of privacy filters for laptops

This is exactly how commercial autostereoscopic displays (such as in the Nintendo 3DS) work [1].

[1] https://en.wikipedia.org/wiki/Autostereoscopy#Parallax_barri...

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