Controlling Laser Outputs

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Questions and Answers

Which of the following is a technique used to control laser outputs?

Employing rotating mirrors for DVD players
Q-Switched and Mode-locked Lasers (correct)
Using prisms and gratings for radar systems
Selecting Single Frequency for CD Players

What are the passive optical devices used for in controlling laser output?

Selecting a narrow range of frequencies or tuning the laser to operate at different specific frequencies (correct)
Optical modulators for video game systems
Modes for selecting high power pulses
Employing rotating mirrors for CD players

What do active optical devices like rotating mirrors or optical modulators do?

Select a single mode for entertainment applications
Generate high power pulses for medical surgery
Concentrate light energy into short time intervals - Pulses (correct)
Control frequency characteristics for telecommunications

What is the purpose of employing prisms and gratings in laser control?

<p>Selecting a narrow range of frequencies or tuning the laser to operate at different specific frequencies (C)</p> Signup and view all the answers

How are laser beams modified using optical accessories?

<p>Either inside the resonant cavity by affecting the process of laser oscillations or outside cavity by passing through a device with variable transmission (C)</p> Signup and view all the answers

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