Laser Safety A 0.95 mW laser emits a narrow beam of light that enters the eye. d=5.0 um c. Damage to the retina can occur if the average intensity of light exceeds 1.0×10−2W/cm2. By what factor has the intensity of this laser beam exceeded the safe value?
Laser Safety A 0.95 mW laser emits a narrow beam of light that enters the eye. d=5.0 um c. Damage to the retina can occur if the average intensity of light exceeds 1.0×10−2W/cm2. By what factor has the intensity of this laser beam exceeded the safe value?
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter34: Maxwell’s Equations And Electromagnetic Waves
Section: Chapter Questions
Problem 60PQ
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Laser Safety A 0.95 mW laser emits a narrow beam of light that enters the eye. d=5.0 um
c. Damage to the retina can occur if the average intensity of light exceeds 1.0×10−2W/cm2. By what factor has the intensity of this laser beam exceeded the safe value?
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