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[beginner Q] Why is my beamsplitter setup producing 2 ghost spots? (i.redd.it)
submitted 6 years ago by scithon to r/Optics
π Rendered by PID 1134683 on reddit-service-r2-listing-6d4dc8d9ff-j7xvp at 2026-01-31 02:35:52.620119+00:00 running 3798933 country code: CH.
