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Optics is the study of light, and its interaction with matter. It includes topics such as imaging systems, fiber optics, lasers, quantum optics, and more.

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1 answer
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how does PBS(polarized beam splitter) work?

I know that beam splitter work with evanescent wave, and by adjusting the thickness between the two prism you can control the R,T to be 50%,50%. But how does polarized beam splitters work?
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2 votes
0 answers
93 views

Why does my graph measured in an Michelson interferometer look like this?

I did an Michelson interferometer experiment and this is the result. I think the reason why the intensity is getting smaller is because the translation motor was a bit off. But I don't understand w …
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  • 123
3 votes
2 answers
136 views

Why is optical contact called optical contact?

whats the meaning of the 'optical', when the concept of optical contact bonding has nothing to do with optics. …
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  • 123
0 votes
1 answer
57 views

CNOT gate path interference

I have a question on paper "https://doi.org/10.1038/nature02054". In this paper, the CNOT gate is realized using a beam displacer for higher stability. The figure below shows a 1:1 mapping from (a) to …
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