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LASER Full- Form- Light Amplification by Stimulated Emission of Radiation

Updated on 22 January, 2024

Akansha Semwal

Akansha Semwal

Sr. Content Writer & Study Abroad Expert

LASER stands for Light Amplification by Stimulated Emission of Radiation. A laser is an electromagnetic equipment that produces a very thin beam of light compared to other sources like flashlights and bulbs. 

More About LASER

  • In this thin, narrowed beam, all the light rays have wavelengths that are similar to each other. So all these light waves travel in sync, their peaks lined up perfectly. 
  • In scientific language, it is said that they move together in a 'phase.' The light that it produces is very bright. 
  • Even a diamond or a piece of thick metal can be cut down using lasers.
  • Lasers are used in internet connections and televisions to carry signals.
  • A laser is also used in plenty of instruments that we use in daily life. It is used in DVD players, barcode scanners, and some parts of computers. One such is laser printers, which use laser beams for crisper and clearer prints.
  • Additionally, lasers are used for cosmetic purposes such as hair removal, acne treatment, and even cellulite removal.
  • Lasers are also used in heating treatments that harden a selected part of a surface with little to no distortion of the component. 
  • Lasers are also used in medical fields. As various types of lasers are used regularly in surgical procedures; where laser beams are used instead of surgical tools like scalpels.

Akansha Semwal

Sr. Content Writer & Study Abroad Expert

Akansha Semwal is a content marketer at upGrad and has also worked as a social media marketer & sub-editor. Experienced in creating impressive Statement of Purpose, Essays, and LOR, she knows how to captivate the attention of Admissions Committee. Her research-driven;study-abroad articles helps aspirants to make the prudent decision. She holds a bachelor's & master's degree in Literature from the University of Delhi.

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