Venkatesh Rao@vgr·Aug 10, 2020TIL about ulexite, “tv rock” natural mineral that acts like optic fiberen.wikipedia.orgUlexite - Wikipedia1215
Venkatesh Rao@vgrYou can buy some on amazon for $10 https://amazon.com/Copernicus-CCTV-TV-Rock-Ulexite/dp/B002FPF9H2…5:24 AM · Aug 10, 20201 Quote Tweet1 Like
Venkatesh Rao@vgr·Aug 10, 2020Replying to @vgrHere’s a nice kit of fiber optics experiments https://arborsci.com/products/adventures-in-fiber-optics-kit…17
Venkatesh Rao@vgr·Aug 10, 2020Here’s the experiments manual. Reading it was illuminating. https://asc-mag-media.s3.amazonaws.com/datasheet/Adventures_FO.pdf…14
Nick Pinkston @NickPinkston·Aug 10, 2020Replying to @vgrThey've also made the concrete block version of this117