Consider a laser that emits a highly collimated beam of light. Suppose the beam diameter is 2 mm and let the power level or radiant flux, be 100 mW. Neglecting any divergence of the beam, show that the irradiance is 3.18 W/cm.
Consider a laser that emits a highly collimated beam of light. Suppose the beam diameter is 2 mm and let the power level or radiant flux, be 100 mW. Neglecting any divergence of the beam, show that the irradiance is 3.18 W/cm.
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![Consider a laser that emits a highly collimated beam of light. Suppose the
beam diameter is 2 mm and let the power level or radiant flux, be 100 mW.
Neglecting any divergence of the beam, show that the irradiance is
3.18 W/cm.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd7e4345c-a1a4-4ac3-9000-b0518c89c722%2Fec690d91-4a60-4209-ab33-ed2d54014db0%2Fh3vzj6v.jpeg&w=3840&q=75)
Transcribed Image Text:Consider a laser that emits a highly collimated beam of light. Suppose the
beam diameter is 2 mm and let the power level or radiant flux, be 100 mW.
Neglecting any divergence of the beam, show that the irradiance is
3.18 W/cm.
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