So, a second beamsplitter with low-pass filter wouldn't cut it? | Hacker News

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		eurekin on April 9, 2024 \| parent \| context \| favorite \| on: Re-creating Disney's sodium vapor process [video] So, a second beamsplitter with low-pass filter wouldn't cut it?

lightedman on April 9, 2024 [–]

Nope, you need a notch filter.

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