Log in
Sign up
See new Tweets

Conversation

Venkatesh Rao
@vgr
TIL about ulexite, “tv rock” natural mineral that acts like optic fiber
en.wikipedia.org
Ulexite - Wikipedia
5:23 AM · Aug 10, 2020
1
Retweet
1
Quote Tweet
15
Likes
Venkatesh Rao
@vgr
·
Aug 10, 2020
Replying to
@vgr
You can buy some on amazon for $10 https://amazon.com/Copernicus-CCTV-TV-Rock-Ulexite/dp/B002FPF9H2…
2
1
1
Venkatesh Rao
@vgr
·
Aug 10, 2020
Here’s a nice kit of fiber optics experiments https://arborsci.com/products/adventures-in-fiber-optics-kit…
1
7
Venkatesh Rao
@vgr
·
Aug 10, 2020
Here’s the experiments manual. Reading it was illuminating. https://asc-mag-media.s3.amazonaws.com/datasheet/Adventures_FO.pdf…
1
4