How many photons are present in each pulse

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Reference no: EM13300292

A surgeon is attempting to correct a detached retina by using a pulsed laser. If the pulses last for 35.1 ms and if the output power of the laser is 0.680 W, how much energy is in each pulse? If the wavelength of the laser light is 636 nm, how many photons are present in each pulse?

Reference no: EM13300292

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