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Grade 12General Physics

Write the acronym LASER in expanded form. State any four reasons for preferring diode lasers as light sources for optical communication links ?

Profile image of priya singh
12 Years agoGrade 12
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1 Answer

Profile image of Saurabh Koranglekar
6 Years ago

The acronym LASER stands for Light Amplification by Stimulated Emission of Radiation.

Reasons for preferring diode lasers as light sources for optical communication links:
High Efficiency: Diode lasers have high electrical-to-optical conversion efficiency, making them energy-efficient for long-term operation.

Compact Size: They are small in size and lightweight, which makes them ideal for integration into compact optical communication systems.

High Modulation Speed: Diode lasers can be modulated at high speeds, allowing for high data transmission rates in optical fiber communication.

Long Operational Life: These lasers have a longer lifespan compared to other laser types, reducing maintenance and replacement costs.

Thus, diode lasers are widely used in optical communication due to their efficiency, compactness, high-speed capability, and durability.

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