Entity: LASER-BEAM
A laser beam is a narrow beam of light produced by a laser, typically used in various applications such as cutting, welding, and medical procedures.
LASER-BEAM
Etymology
The term 'LASER-BEAM' is derived from the acronym LASER, which stands for Light Amplification by Stimulated Emission of Radiation, combined with the word 'beam' referring to a focused stream of light.
Definition
A laser beam is a concentrated stream of light emitted by a laser device, known for its precision and coherence. It is characterized by its narrowness and ability to travel long distances without significant divergence.
Historical Context
The concept of laser beams originated in the mid-20th century with the development of the first laser by Theodore H. Maiman in 1960. Since then, laser beams have revolutionized various fields such as technology, medicine, and manufacturing.
Cultural Significance
Laser beams have become iconic symbols in popular culture, often associated with futuristic technology and science fiction. They are frequently depicted in movies, video games, and literature as powerful tools or weapons.
Related Concepts
- Laser Technology
- Light Amplification
- Stimulated Emission
See Also
- Laser
- Light Amplification by Stimulated Emission of Radiation
- Laser Applications
A concentrated stream of light emitted by a laser device, known for its precision and coherence.