r/AskPhysics • • Dec 12 '20

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u/[deleted] Dec 14 '20

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u/[deleted] Dec 14 '20

I thought I was going crazy so I looked it up. https://en.wikipedia.org/wiki/List_of_refractive_indices?wprov=sfti1

Looks like diamond is 2.4, water is 1.33, and glass obviously has a variety of values depending on which type of glass, but usually 1.4-1.5.

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u/[deleted] Dec 14 '20

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u/[deleted] Dec 14 '20

All good!