How Lasers Work (in practice) - Smarter Every Day 33
Click to see the Minute Physics take on Lasers: http://bit.ly/t3APdt Click to post this video to your FB http://on.fb.me/HowLasersWork Johan has a website! He makes lasers! : http://bluefan.nl/...
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Hey it's me, Destin. Welcome to Smarter Every Day. So I'm in the Netherlands today and I'm hanging out with a buddy of mine that I met through a research project. His name is Johan Kr... - Reinink. - That. So, anyway, Johan is a laser expert, and I've worked with him on stuff on the Internet. So we're going to show you how lasers work today. [Music] (Destin) So this is an open cavity laser, and can you explain the main components of an open cavity laser? - Here we have the laser tube, with a helium-neon gas that amplifies the light, and we have at both ends mirrors that are aligned to bounce the light back and forth. - Should we fire it up? - Definitely. [Click] (Johan) There's a 4 second delay. It's a safety feature. ...
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Hey it's me, Destin. Welcome to Smarter Every Day. So I'm in the Netherlands today and I'm hanging out with a buddy of mine that I met through a research project. His name is Johan Kr... - Reinink. - That. So, anyway, Johan is a laser expert, and I've worked with him on stuff on the Internet. So we're going to show you how lasers work today. [Music] (Destin) So this is an open cavity laser, and can you explain the main components of an open cavity laser? - Here we have the laser tube, with a helium-neon gas that amplifies the light, and we have at both ends mirrors that are aligned to bounce the light back and forth. - Should we fire it up? - Definitely. [Click] (Johan) There's a 4 second delay. It's a safety feature. ...
