Laser Interferometer - Homemade for $20

Added by CelticMadScientist Subscribe 5
Published 29 Jun 2008
12 493
••• More
Report video
1 0
You have already voted for this video.
Create a homemade laser interferometer for as little as $20.  Great for testing surface stability when crea...
Create a homemade laser interferometer for as little as $20.  Great for testing surface stability when creating holograms at home.
In 1907, the first optical interferometer proved that the speed of light was constant and you can also take measurements in micrometers with it.  A red laser can be used.
Categories: How To, Science & Tech
Show moreShow less
Report this video as: