What is the energy of 1 hair of these photons?
answer:frequency=speed of light / wavelength. so frequency = 2.9979 x 10^8 m/s divided by 730 x 10^-9 mso frequency = 4.107 x 10^14 / second
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Laser and light-based methods, sometimes called phototricholysis or photoepilation, are now most commonly referred to collectively as "laser hair removal"
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