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A laser is called coherent because it produces a beam of light in which all the photons have the same frequency and phase, meaning that they are in phase with each other. This results in a well-defined direction and a single wavelength, leading to a highly focused and uniform beam of light.

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1y ago

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A laser produces light that?

is coherent, monochromatic, and concentrated in a narrow beam.


What is a device that produce coherent light?

The name of the device that produces coherent light is LASER.


What is a device producing a coherent light?

The name of the device that produces coherent light is LASER.


What does a laser produce?

A laser is a device to produce an intense monochromatic beam of coherent light.


Can a laser be made from a light bulb?

No. Laser light is coherent. Light bulb light is not.


What is light whose waves all have the same wavelength direction and coincidental peaks called?

That is called coherent light. It consists of waves with the same frequency and phase relationship, resulting in interference patterns and laser beams.


Is poly chromatic light can be coherent?

Coherent light (like a laser) is a single frequency. Polychromatic light is, by definiation, multiple frequencies and cannot be coherent.


What is the definition of a Coherent Laser?

A Coherent Laser is a laser produced by the Coherent company in Santa Clara, California. In order to find a list of the available products by Coherent as well as the ability to contact them you can visit the official Coherent website.


What is an atom laser?

An atom laser is a coherent state of propagating atoms, carried out on a Bose-Einstein condensate.


What is a device that produces a narrow beam of coherent light?

A laser (light amplification by stimulated emission of radiation) is a device that produces a narrow beam of coherent light by amplifying light through a process called stimulated emission. This beam of laser light can be focused to a very small spot and is used in various applications ranging from scientific research to medical procedures.


How coherent light can be produced without reflection and refraction?

Coherent light can be produced without reflection and refraction by using a laser. A laser produces coherent light through a process called stimulated emission, where photons are emitted in the same phase and direction. This allows for the creation of a narrow beam of light with a specific wavelength and high coherence.


How is light amplified in a laser?

Light is amplified in a laser through a process called stimulated emission. This occurs when incoming photons trigger already excited atoms to emit identical, coherent photons, resulting in a cascade effect of more and more photons being emitted. This creates a highly concentrated, coherent beam of light.