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How to Measure the Width of a Hair With a Laser!

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How to Measure the Width of a Hair With a Laser!

126,038 views November 14, 2012 2:45

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ChannelJefferson Lab

Description from the creator

Exactly how small is a hair's breadth? Measure it for yourself with nothing more than a laser pointer and a tape measure!

About this tutorial

Jefferson Lab published this 2:45 video tutorial on November 14, 2012. It has been watched 126,038 times on YouTube.

Duration
2:45
Published
November 14, 2012
Views
126,038
Likes
1,110

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