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author | Bryan Newbold <bnewbold@archive.org> | 2020-06-27 17:05:42 -0700 |
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committer | Bryan Newbold <bnewbold@archive.org> | 2020-06-27 17:05:42 -0700 |
commit | b8e167ccb7409e684fa8dd6b1a8cf55b1ecebc50 (patch) | |
tree | e53eab62f1b227e540536fedcecba8b86067ccaa /2020/04/hyperphysics/light_and_vision/index_of_refaction.md | |
parent | 635c962de8897bdac95e197702b82219131e1d28 (diff) | |
download | modelthought-b8e167ccb7409e684fa8dd6b1a8cf55b1ecebc50.tar.gz modelthought-b8e167ccb7409e684fa8dd6b1a8cf55b1ecebc50.zip |
add notes from April 2020
Diffstat (limited to '2020/04/hyperphysics/light_and_vision/index_of_refaction.md')
-rw-r--r-- | 2020/04/hyperphysics/light_and_vision/index_of_refaction.md | 15 |
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diff --git a/2020/04/hyperphysics/light_and_vision/index_of_refaction.md b/2020/04/hyperphysics/light_and_vision/index_of_refaction.md new file mode 100644 index 0000000..3773c0e --- /dev/null +++ b/2020/04/hyperphysics/light_and_vision/index_of_refaction.md @@ -0,0 +1,15 @@ + +; http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/refr.html + +(eq nu (/ c v)) + +(var nu "index of refraction") +(var c "velocity of light in vacuum") +(var v "velocity of light in the medium") + +; Material examples for nu: +; Vacuum 1.000 +; Air 1.000277 +; Water 4/3 +; Ice 1.31 +; Crown glass 1.50 to 1.62 |