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Conclusion
Medicine
Lasers in the Supermarket
How does it work?
1. The laser passes an electric current through a material
2. Some atoms of the material take in energy and give off quanta
3. This causes other atoms to give off quanta.
4. These bounce back and forth between mirrors and are fired out as light of a single wavelength.
Application of Laser
On the Moon
Laser
ФOutline
Manufacturing
Mironov Andrew
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Just a few examples where you find lasers:
• The grocery store
• Medicine
• Manufacturing
• Telecommunication
• The Moon
• Weapons
Definition of Laser
Principle of operation
History of Laser
Applications of Laser
Definition of Laser
Laser History
- L Light
- A Amplification by
- S Stimulated
- E Emission of
- R Radiation
1916 Albert Einstein - Theory of light emission.
1951 Charles H Townes - The inventor of the MASER.
1951 Nikolai G. Basov and Alexander M. Prokhorov - Independent inventors of MASER.
1959 Gordon Gould Applies for LASER related patents.
1960 Theodore Maiman Invented first working LASER based on Ruby.
A laser is a device for converting ordinary light into and intense narrow beam.