Each pulse produced by an argon-fluoride excimer laser used in PRK and LASIK ophthalmic surgery lasts only

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Each pulse produced by an argon-fluoride excimer laser used in PRK and LASIK ophthalmic surgery lasts only 10.0 ns but delivers an energy of 2.50 mJ.
(a) What is the power produced during each pulse?
(b) If the beam has a diameter of 0.850 mm, what is the average intensity of the beam during each pulse?
(c) If the laser emits 55 pulses per second, what is the average power it generates?
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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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