answersLogoWhite

0

because laser is highly coherence and its angur spread is very small!

User Avatar

Wiki User

12y ago

What else can I help you with?

Continue Learning about Natural Sciences

What is caution laser beam?

A caution laser beam is a warning sign used to indicate the presence of a laser that may be harmful to the eyes or skin. It alerts individuals to use proper protection and avoid direct exposure to the laser beam.


Laser beam needs electricity or not?

Yes, a laser beam needs electricity to generate and maintain its coherent light. Lasers rely on an energy source to excite the atoms within the laser medium, causing them to emit light in a focused and directional manner.


Why laser produces Gaussian beam?

A laser produces a Gaussian beam because of the diffraction effect of the laser beam passing through an aperture. The electric field distribution of the beam follows a Gaussian shape due to the wave nature of light. This results in a beam that has a bell-shaped intensity profile with a narrower central peak and gradually decreasing intensity towards the edges.


How are a laser beam and a flashlight beam alike and different?

A LASER, or Light Amplification by Simulated Emission of Radiation, and is made by causing a particular substance to emit photons, almost all of which are one wavelength. A flashlight, however, uses a light bulb, which emits light due to the filaments, and will spread out. Both, however, are forms of light.


Can a laser beam blow a hole through titanium?

In certain circumstances, a laser beam can potentially blow a hole through titanium. The effectiveness of the laser depends on its power, focus, and duration of exposure to the material. However, it is worth noting that titanium is a strong and durable metal, so it would require a powerful and focused laser beam to achieve this outcome.

Related Questions

How can you get laser?

How can yo u get laser beam?What is laser beam characteristics and principles?


Can you stop a laser beam at a certain distance?

It is difficult to physically stop a laser beam, but you can block or absorb its energy using materials such as opaque objects or laser safety goggles. The effectiveness of these methods depends on the power and wavelength of the laser. Consulting with laser safety professionals is recommended to ensure proper protection.


How does a laser beam garage door work?

A laser beam garage door system typically uses a sensor to detect when the laser beam is interrupted. When the beam is broken, it signals the garage door to stop closing and reverse its motion to open again, ensuring safety for people or objects in the door's path. This technology helps prevent accidents and damage by providing a reliable method to detect obstacles.


What does laser beam mean?

A laser beam is a narrow, focused, and intense beam of light produced by a device called a laser. Laser beams are used in various applications such as cutting, welding, medical procedures, and communication systems due to their ability to deliver high energy in a precise manner.


What is caution laser beam?

A caution laser beam is a warning sign used to indicate the presence of a laser that may be harmful to the eyes or skin. It alerts individuals to use proper protection and avoid direct exposure to the laser beam.


How can one see an invisible laser beam?

One can see an invisible laser beam by using special equipment like a laser beam detector or by observing the beam's reflection off of particles in the air.


Can a mirror effectively reflect a laser beam?

Yes, a mirror can effectively reflect a laser beam.


How can one see a laser beam?

To see a laser beam, you can use special materials like smoke or fog to make the beam visible. The light from the laser reflects off these particles, allowing you to see the beam.


How does a rangefinder work to determine the distance between objects?

A rangefinder works by emitting a laser beam towards a target and measuring the time it takes for the beam to bounce back. By calculating the speed of light and the time it takes for the beam to return, the rangefinder can determine the distance between objects accurately.


What is the intensity of the laser beam?

The intensity of a laser beam refers to the amount of power per unit area that the beam carries. It is a measure of how concentrated the energy is in the beam.


What unit is the power of a laser beam?

The power of a laser beam is typically measured in watts (W). This measurement indicates how much energy the laser beam is emitting per unit of time.


In a laser printer the beam detect mirror detects the laser beam by reflecting it to a blank?

optical fiber