Lesson 160 a review of lesson 159

Lesson 159 – The Laser

Before the Laser was invented Max Planck had invented the Quantum Physics in the early 1900s. Einstein developed special theory of relativity in the early 1900s too. Light used particles and waves and General theory of relativity was also developed in the early 1900s. All three of them worked super hard on there inventions. But Einstein wasn’t done. He predicted laser light in 1917. Produced experimental interest. Witch means that he got the idea that in the future someone was going to make a strong type of light. Later called the laser! Laser came from a group at Bell Labs. They were literally called the Laser’s!

Charles Townes was born in South Carolina in the year 1915. The same year that Einstein Developed special theory of relativity. He invented Master in 1953. He liked the idea of making a light that was stronger then the lights in a building. That could take damage to something. So Charles went to the Bell labs and became part of the Laser group. He went to work everyday and worked as hard as he could. he then started working in the laser room 209 and accidentally made a light that was like a flashlight but had power. He named it the Laser because he was in the room that the Laser group worked in! The first laser made by Charles Townes was invented in 1958.

He showed his findings to his boss and the boss liked it. Now lasers are made in all sorts of colors and are used by all sorts of people.

Lasers of all colors

Charles lived till January 25th 2015. Making him one of the many inventors who lived even when you were alive. He received many awards from the US but he never forgot the day that the wonderful thing happened. He said:

“I remember just putting things together and somehow a light went through the hole I made and blow some papers off the table. I grabbed the Laser and started running down the hall towed my bosses room. Thinking of a name while I am going to my bosses room.”
Lasers are still used today just like most other inventions. But none other invention was made like that.

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